1464:
2771:
2321:
1463:
1403:
2125:
2567:
1674:
2256:
4990:
1221:
1160:
1835:
2710:
2638:
1322:
3880:
1899:
2867:
1743:
5157:
2124:
2498:
1615:
1963:
5134:
5070:
3758:
1402:
4191:
2320:
4046:
2770:
4460:
4929:
4514:
4307:
4115:
4554:
1220:
3953:
4429:
4727:
5713:
5371:
4280:
5192:
4698:
3838:
1673:
4786:
5822:
4964:
4403:
5107:
1159:
4012:
4374:
2255:
5047:
1321:
4665:
4487:
4817:
1834:
4872:
2709:
5024:
3806:
4080:
2637:
8167:
4249:
676:
3927:
1898:
5275:
4161:
2866:
4343:
3981:
4846:
4899:
4581:
1742:
4226:
4756:
6001:
5222:
8113:
8077:
5673:
3879:
4138:
5745:
7231:
5969:
2497:
5893:
3620:
33:
8239:
8185:
8059:
5927:
5467:
5395:
5287:
6554:
5347:
5853:
5419:
5407:
5787:
7211:
8203:
7251:
4607:
8221:
2949:
633:
7191:
5335:
5299:
4634:
7171:
7111:
5443:
7151:
7131:
5383:
2996:
1962:
2566:
1614:
5359:
7091:
5455:
2968:
652:
8149:
5479:
6053:
5311:
8257:
6922:
5639:
1447:, it is a medium-sized terrestrial mammal between 4 kilograms (9 lb) and 5 kilograms (11 lb) in mass, with short ears and tail. The rock hyrax is found across Africa and the Middle East, at elevations up to 4,200 metres (13,800 ft). It resides in habitats with rock crevices which it uses to escape from predators. Along with the other hyrax species and the
5431:
5323:
8131:
8095:
1204:. It is found on the surface of reefs or sand, or partly embedded in coral (as with this specimen), in the oceans surrounding east Africa, India, China, Australia, Southeast Asia and the islands of the Pacific. This clam is much sought after in the aquarium trade, as its often striking coloration—the result of crystalline pigment—mimics that of the true
5491:
5578:
described scientifically; much larger estimates have been calculated based on various means of prediction, and these can vary wildly. For instance, around 25,000–27,000 species of nematodes have been described, while published estimates of the total number of nematode species include 10,000–20,000; 500,000; 10 million; and 100 million. Using patterns within the
4928:
5069:
204:
5577:
The following table lists estimated numbers of described extant species for the animal groups with the largest numbers of species, along with their principal habitats (terrestrial, fresh water, and marine), and free-living or parasitic ways of life. Species estimates shown here are based on numbers
1721:
floats upside down, using the surface tension of the water to stay up, and is carried along by the winds and ocean currents. The blue side of their body faces upwards, blending in with the blue of the water, while the grey side faces downwards, blending in with the silvery surface of the sea.
4428:
4306:
4190:
1573:
living species are known. Originally all of the crown group
Bryozoa were colonial, but as an adaptation to a mesopsammal (interstitial spaces in marine sand) life or to deep-sea habitats, secondarily solitary forms have since evolved. Solitary species has been described in four
4989:
5133:
5191:
4513:
1949:
that are found mostly in shallow tropical waters worldwide. Calcareous sponges vary from radially symmetrical vase-shaped body types to colonies made up of a meshwork of thin tubes, or irregular massive forms. The skeleton has either a mesh or honeycomb
5156:
4785:
4459:
3837:
4114:
4697:
1303:. They crawl across the sea floor using their flexible arms for locomotion. The ophiuroids generally have five long, slender, whip-like arms which may reach up to 60 cm (24 in) in length on the largest specimens. (
5106:
3757:
4248:
4816:
3980:
4373:
4342:
7359:"Animal biodiversity: An update of classification and diversity in 2013. In: Zhang, Z.-Q. (Ed.) Animal Biodiversity: An Outline of Higher-level Classification and Survey of Taxonomic Richness (Addenda 2013)"
4726:
3805:
4402:
4011:
7660:
Hebert, Paul D.N.; Ratnasingham, Sujeevan; Zakharov, Evgeny V.; Telfer, Angela C.; Levesque-Beaudin, Valerie; Milton, Megan A.; Pedersen, Stephanie; Jannetta, Paul; deWaard, Jeremy R. (1 August 2016).
744:
appearance of its shell margins. Hawksbill shells slightly change colors, depending on water temperature. While this turtle lives part of its life in the open ocean, it spends more time in shallow
333:. It has been estimated there are as many as 7.77 million animal species on Earth. Animal body lengths range from 8.5 μm (0.00033 in) to 33.6 m (110 ft). They have complex
4845:
4045:
3952:
4664:
6065:
4486:
4079:
4755:
3140:, which is the dominant sensory system in most mammals. These features are more developed in monkeys and apes, and noticeably less so in lorises and lemurs. Some primates, including
5046:
4553:
4160:
4137:
4279:
3122:
of living primates, depending on which classification is used. New primate species continue to be discovered: over 25 species were described in the 2000s, 36 in the 2010s, and
4871:
68:
5023:
7297:
alone, and extrapolated that the global insect fauna must be in excess of 10 million species, of which nearly 2 million are in a single fly family known as gall midges (
4225:
2554:
in Mexico. Typically measuring 1.2–1.5 m (3.9–4.9 ft) long, this slender-bodied shark is characterized by black saddle-like markings and large spots over its back.
7907:
Sluys, R. (1999). "Global diversity of land planarians (Platyhelminthes, Tricladida, Terricola): a new indicator-taxon in biodiversity and conservation studies".
2758:
have only two), and can only move shell-first (seemingly "backwards") by pumping water out through its funnel. The shell and tentacles are shown here as shadows.
769:
6731:
4963:
4447:
or threat pose displays conspicuous patches of colour to startle potential predators. This is not warning coloration as the insect is palatable. (from
7478:
7033:
4898:
2233:. The digestive cavity has only one opening for both ingestion (intake of nutrients) and egestion (removal of undigested wastes); as a result, the
7378:
3926:
6993:
6094:
6942:
6877:
6833:
6699:
7587:
3906:) pick parasites from its skin. The spotted tail and fin pattern of the sweetlips signals sexual maturity; the behaviour and pattern of the
2304:
shows four separate views of the same fish, each several minutes apart, starting from the top left. Over the course of the photos, the fish
7050:
6633:
7058:
5221:
1390:. All these groups were alive in the late Cretaceous, and are generally known only from a single fossil site. Animals are shown to scale.
8022:
3510:
146:
6814:
121:
720:
The appearance of the hawksbill is similar to that of other marine turtles. In general, it has a flattened body shape, a protective
3535:
141:
136:
4633:
7099:
6933:
6083:
5582:
hierarchy, the total number of animal species—including those not yet described—was calculated to be about 7.77 million in 2011.
4943:
body plan. With an elongated body and a direction of movement the animal has head and tail ends. Sense organs and mouth form the
4606:
3123:
2887:
6424:
131:
4580:
8016:
7835:
7808:
7770:
7567:
7533:
7430:
6959:
6754:
3390:
1882:, but much larger, reaching up to three feet (0.9 m) in length. Due to their reputation as strong fighters, they are popular
1661:
specimen, the worm having turned into a form capable of reproduction. After releasing its sperm or eggs, the animal will die.
116:
101:
96:
8247:
6857:
2308:
to match its new surroundings, and then finally (bottom right) buries itself in the sand, leaving only the eyes protruding.
718:. The species has a global distribution that is largely limited to tropical and subtropical marine and estuary ecosystems.
151:
5144:
Fish and frog melanophores are cells that can change colour by dispersing or aggregating pigment-containing bodies. (from
111:
106:
7609:
Mora, Camilo; Tittensor, Derek P.; Adl, Sina; Simpson, Alastair G.B.; Worm, Boris (2011-08-23). Mace, Georgina M. (ed.).
7054:
6867:
6862:
6105:
49:
7980:
91:
6872:
6572:
3490:
3430:
126:
7956:
6678:
6648:
6643:
4028:
2412:
524:
474:
7709:
Stork, Nigel E. (January 2018). "How Many
Species of Insects and Other Terrestrial Arthropods Are There on Earth?".
2823:. It feeds on a wide range of prey including cephalopods, other pinnipeds, krill, birds and fish. Together with the
7219:
6796:
6683:
6615:
6782:
6708:
6479:
6127:
2934:
2857:
2761:
2700:
2628:
2557:
2488:
2311:
2246:
2115:
1953:
1889:
1825:
1733:
1664:
1605:
1454:
1393:
1312:
1211:
7239:
6823:
6673:
6116:
4125:
Butterfly wing at different magnifications reveals microstructured chitin acting as diffraction grating. (from
3270:
3210:
3111:
279:
17:
7259:
7199:
6903:
8265:
6968:
6828:
6768:
6736:
6713:
6657:
6638:
6624:
6578:
6567:
6562:
6259:
1855:
7179:
7119:
5257:
365:
8277:
7139:
6805:
6759:
6745:
6226:
6182:
6149:
5504:
4883:
3410:
3400:
3230:
3152:, are primarily ground-dwelling rather than arboreal, but all species have adaptations for climbing trees.
7474:
7289:
to taxonomy further complicates this; a 2016 barcoding analysis estimated a total count of nearly 100,000
7159:
6722:
6535:
6281:
6160:
6138:
3964:
3732:
3589:
3575:
3570:
1284:
1273:
8067:
6787:
6777:
6512:
6391:
6347:
6325:
5544:
3480:
3250:
2851:
2693:, are respiratory apertures for venting water from the gills and for releasing sperm and eggs into the
2685:
to
Tasmania and the southern and western coasts of Australia. This picture shows five views of a green
86:
7515:
7358:
6882:
6501:
6435:
6358:
6248:
6215:
6171:
5712:
5370:
3425:
546:
772:(CITES) regulates the international trade of hawksbill sea turtles and products derived from them. (
7557:
6413:
5821:
5202:
4474:
in a flamingo's plumage comes from its diet of shrimps, which get it from microscopic algae. (from
3485:
3325:
3320:
1727:
8309:
7583:
6292:
4318:
4206:
3638:
3565:
3530:
3500:
1795:
1071:
6314:
6270:
5172:
5004:
4148:
Simplified schematic of an island's fauna – all its animal species, highlighted in boxes (from
3864:
3525:
3515:
3260:
2812:
2595:
2580:
2199:
1803:
1799:
1266:
765:
338:
7825:
7525:
7519:
7420:
8121:
8006:
7946:
7798:
7026:
6952:
6523:
5118:
3505:
3415:
3295:
2475:
1931:
1811:
1358:
1081:
1011:
761:
695:
299:
7754:
1056:
8299:
7853:; 13 genera, 31 spp. are parasites on gills (Vandelliinae) or skin (stegophilines) of fish.
7080:
6468:
6457:
6369:
5611:
4532:
3335:
3330:
3265:
3245:
3205:
3087:
2750:" related to the octopuses. The animal has a primitive brain that forms a ring around its
2437:
1763:
774:
684:
6039:
3156:
techniques used include leaping from tree to tree and swinging between branches of trees (
3070:: many primate characteristics represent adaptations to the challenging environment among
2689:
shell, 7.5 centimetres (3.0 in) in length. The holes in the shell, characteristic of
163:
8:
6553:
6193:
4677:
4524:
4171:
3783:
3644:
3599:
3540:
3380:
3350:
3280:
3225:
3153:
2954:
2463:
1791:
1076:
886:
876:
721:
638:
618:
318:
291:
6091:
4859:
chromatophores appear as black, brown, reddish and pink areas in this micrograph. (from
675:
194:
8175:
7924:
7889:
7734:
7722:
7686:
7661:
7637:
7610:
7016:
6981:
6237:
5601:
5579:
5519:
5447:
5351:
4682:
4537:
4471:
4444:
4323:
4260:
4095:
3911:
3891:
3668:
3465:
3445:
3340:
3275:
3132:(relative to body size) compared to other mammals, as well as an increased reliance on
3063:
2737:
2668:
2652:
2469:
2219:
2215:
1863:
1848:
1815:
1704:
1688:
1423:
1368:
contains the dinosaurs commonly known as "duck-billed" dinosaurs. They were ubiquitous
179:
64:
4416:
chicks peck at red spot on mother's beak to stimulate the regurgitating reflex. (from
8229:
8166:
8012:
7952:
7831:
7804:
7766:
7726:
7691:
7642:
7563:
7529:
7426:
6490:
6402:
5411:
5291:
5279:
5181:
5146:
5123:
5082:
5059:
4974:
4918:
4888:
4861:
4835:
4829:
4775:
4716:
4687:
4476:
4449:
4392:
4296:
4269:
4215:
4127:
4104:
4069:
4001:
3916:
3652:
3470:
3460:
3440:
3315:
3310:
3005:
1937:
1912:
1180:
881:
725:
227:
60:
7928:
7743:
Stork notes that 1m insects have been named, making much larger predicted estimates.
7738:
8314:
8304:
8139:
8103:
8047:
7916:
7881:
7842:
7762:
7718:
7681:
7673:
7632:
7622:
7370:
6446:
6380:
6336:
6303:
6072:
6052:
6000:
5363:
5339:
4528:
4264:
3716:
3699:
3662:
3395:
3079:
3071:
2912:
2621:
2369:
2284:
2269:
2191:
2067:
1998:
1524:
1362:
811:
492:
486:
442:
236:
187:
8085:
7627:
7090:
6080:
5919:
5459:
4739:
4710:
4645:
4386:
4064:
3937:
3822:
3656:
is the most endangered species of dolphin in the world, with only about 110 left?
3520:
3235:
3173:
3115:
3099:
3091:
3067:
3019:
2847:
2836:
2222:
1942:
1871:
to the shallow waters off the coast of the southeastern United States and in the
1645:
1629:
1596:). The latter having a statocyst-like organ with a supposed excretory function. (
1558:
1121:
1101:
816:
436:
416:
6421:
4535:. This image was likely first published in the first edition (1876–1899) of the
2100:
8211:
8193:
8157:
8076:
7008:
6976:
6964:
6204:
5606:
5471:
5435:
5387:
5303:
5237:
5117:
The brilliant iridescent colours of the peacock's tail feathers are created by
4591:
4440:
4022:
3996:
3560:
3475:
3455:
3450:
3435:
3169:
3137:
2924:
2828:
2175:
1770:
1566:
1550:
1546:
1517:
1354:
1335:
1258:
1126:
996:
976:
956:
7920:
7374:
741:
8293:
7973:
7850:
7298:
7286:
7042:
7038:
6102:
5554:
5529:
5524:
5495:
5483:
5423:
5206:
4944:
4327:
4099:
3631:
3365:
3360:
3240:
3215:
3200:
3133:
3027:
2820:
2747:
2587:
2543:
2539:
2526:
2511:
2440:
2341:
2145:
1926:
1919:
1872:
1807:
1784:
1542:
1484:
1382:
1342:
1106:
1066:
1006:
991:
951:
566:
216:
6069:
7846:
7794:
7730:
7695:
7677:
7646:
5672:
5549:
5315:
4909:
4801:
3907:
3899:
3748:
The following are images from various animal-related articles on
Knowledge.
3495:
3420:
3355:
3255:
3083:
3047:
2982:
2978:
2928:
2832:
2816:
2799:
2791:
2784:
2730:
2694:
2616:
2612:
2608:
2535:
2481:
2448:
2429:
2422:
2301:
2297:
2203:
1879:
1592:
1562:
1554:
1520:
1305:
1245:
1234:
1201:
1116:
821:
666:
662:
408:
400:
310:
5968:
5892:
4267:, giving the cuckoo time to lay eggs in a songbird's nest unnoticed (from
3619:
2044:
2036:
1291: 'tail'; referring to the serpent-like arms of the brittle star) are
7845:... includes obligate parasitic fish. Thus 17 genera from 2 subfamilies,
6986:
6476:
6124:
5926:
5814:
5399:
5375:
5327:
5087:
5086:, found at depths of 743 to 1,392 m (2,438 to 4,567 ft) in the
5034:
A clade representation of seven dog breeds in relation to wolves. (from
4948:
4770:
4209:
tried to show that even the bright pink of these conspicuous birds had a
3999:(dark spots) respond to 24 hours in dark (above) or light (below). (from
3817:
3157:
3051:
2895:
2880:
2840:
2518:
2452:
1876:
1819:
1806:. Different species use different strategies to select a mate, including
1696:
1637:
1365:
1188:
1173:
1136:
1086:
1061:
1046:
1031:
1001:
851:
702:
275:
7210:
6113:
4236:
Non-bilaterians include sponges (centre) and corals (background). (from
2911:
that was once abundant in a small region of high-altitude cloud-covered
2551:
1439:), also known as the dassie, is one of four living species of the order
32:
7893:
7311:
6256:
5665:
4797:
4708:
The black and yellow warning colours of the cinnabar moth caterpillar,
4565:
4060:
3860:
3770:
3689:
3555:
3375:
3290:
3095:
3075:
3043:
2916:
2904:
2755:
2305:
2207:
2195:
1718:
1654:
1538:
1440:
1431:
1416:
1373:
1292:
1205:
971:
931:
826:
749:
698:
554:
542:
404:
376:
372:
330:
220:
8238:
8184:
8058:
7872:
Nicol, David (June 1969). "The Number of Living
Species of Molluscs".
7800:
Biodiversity II: Understanding and
Protecting Our Biological Resources
7666:
Philosophical
Transactions of the Royal Society B: Biological Sciences
6223:
6179:
6146:
5478:
5466:
5286:
2948:
632:
7230:
6278:
6157:
6135:
5885:
5744:
5737:
5418:
5406:
5346:
4940:
4596:
4413:
4175:
3992:
3852:
3545:
3405:
3370:
3220:
3107:
2908:
2824:
2751:
2660:
2433:
2276:
2230:
1883:
1377:
1369:
1131:
1111:
1051:
1016:
961:
941:
936:
911:
846:
732:
is easily distinguished from other sea turtles by its sharp, curving
575:
558:
380:
368:
357:
334:
203:
8005:
Morand, Serge; Krasnov, Boris R.; Littlewood, D. Timothy J. (2015).
7885:
7250:
7190:
6509:
6388:
6344:
6322:
5852:
5057:
This frog changes its skin colour to control its temperature. (from
3825:(c. 635–542 mya) is one of the earliest animal species known. (from
7170:
7130:
7110:
6972:
6498:
6432:
6355:
6245:
6212:
6168:
5845:
5786:
5779:
5623:
5534:
5298:
5000:
4358:
3712:
3707:
3385:
3305:
3161:
3103:
2915:, about 30 km (12 sq mi) in area, above the city of
2808:
2807:), also known as the sea leopard, is the second largest species of
2742:
2723:
2682:
2678:
2674:
2357:
2293:
2239:
2158:
2138:
1868:
1787:
1710:
1349:
1300:
1197:
926:
921:
841:
806:
801:
550:
412:
396:
388:
350:
342:
295:
287:
223:
8220:
8202:
7150:
6410:
2995:
7584:"How many species on Earth? About 8.7 million, new estimate says"
6289:
5993:
5961:
5705:
5631:
5569:
5091:
5036:
4745:
4737:
Linnaeus's table of the animal kingdom from the first edition of
4618:
4503:
4418:
4210:
4035:
3856:
3848:
3774:
3550:
3300:
3178:
3165:
3141:
3119:
3039:
3035:
3014:
2919:, Costa Rica. The last reported sighting of a golden toad was on
2690:
2108:
1991:
1976:
1714:
1658:
1598:
1496:
1477:
1448:
981:
901:
871:
706:
609:
594:
562:
538:
429:
392:
384:
346:
326:
314:
283:
7659:
6311:
6267:
2967:
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3062:. Primates arose 85–55 million years ago first from small
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1537: in) long, they have a special feeding structure called a
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756:, primarily as a result of human fishing practices, classifies
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211:
6465:
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6366:
5209:, breaking up Linnaeus's "Vermes" into 9 phyla by 1809. (from
3667:
is a significant threat to
Hawaiian freshwater snail known as
2390:
2088:
2019:
157:
7662:"Counting animal species with DNA barcodes: Canadian insects"
7475:"There are only 35 kinds of animal and most are really weird"
6190:
5539:
5168:
5096:
4856:
4767:
4654:
4649:
4543:
4326:, starting some 539 mya, and found in the fossil beds of the
4150:
3145:
3129:
3118:, weighing over 200 kg (440 lb). There are 376–524
2425:
2404:
2031:
1983:
1575:
1451:, these are the animals most closely related to the elephant.
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Balian, E. V.; Lévêque, C.; Segers, H.; Martens, K. (2008).
6921:
6234:
4353:
Animals are unique in having the ball of cells of the early
3160:); terrestrial locomotion techniques include walking on two
2985:
articles, which meet a core set of high editorial standards.
2225:, they are restricted to having flattened shapes that allow
669:
articles, which meet a core set of high editorial standards.
6487:
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uses bright colours to warn off potential predators. (from
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2007:
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415:, the latter of which contains the vertebrates. The simple
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bryozoans live in tropical waters, but a few are found in
513:
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with each other and their environments, forming intricate
8256:
7827:
Essential Fish
Biology: Diversity, Structure and Function
5430:
4291:
3059:
2384:
2082:
2013:
1780:
1041:
946:
891:
861:
306:, meaning that they arose from a single common ancestor.
248:
242:
6201:
5322:
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8004:
7792:
7611:"How Many Species Are There on Earth and in the Ocean?"
7608:
770:
7761:. Zoological catalogue of Australia. Vol. 19.2A.
7559:
Gulf of Mexico Origin, Waters, and Biota: Biodiversity
4322:
is one of the many animal species that emerged in the
1553:
and polar waters. The bryozoans are classified as the
356:
Most living animal species belong to the infrakingdom
5269:
5094:, is completely blind with a translucent shell (from
4033:
is considered the beginning of modern zoology. (from
3628:...that six new species of marine slugs in the genus
2413:
2396:
2387:
2085:
2022:
2016:
1443:, and the only living species in its genus. Like all
728:-like limbs, adapted for swimming in the open ocean.
525:
495:
475:
445:
245:
239:
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1989. Its sudden extinction may have been caused by
2401:
2381:
2372:
2079:
2070:
2010:
2004:
507:
457:
260:
7974:"Marine Rotifers | An Unexplored World of Richness"
4947:. Opposed circular and longitudinal muscles enable
4800:, the blastopore develops into the mouth, while in
3698:) is so transparent that it is possible to see its
2378:
2076:
2001:
553:, and distribution of all animals, both living and
501:
451:
254:
251:
7788:
7786:
7784:
7782:
2946:
4827:Bright coloration of orange elephant ear sponge,
4796:The bilaterian gut develops in two ways. In many
4568:is the largest animal that has ever lived. (from
2296:found widely in relatively shallow waters in the
630:
8291:
7979:. JMBA Global Marine Environment. pp. 4–5.
7562:. Texas A&M University Press. p. 1111.
7468:
7466:
7464:
7462:
3968:, an Ediacaran predator (c. 560 mya) (from
1726:feeds on other pelagic creatures, including the
349:, and the study of animal behaviour is known as
7948:Reproduction and Development in Platyhelminthes
7779:
7460:
7458:
7456:
7454:
7452:
7450:
7448:
7446:
7444:
7442:
5205:led the creation of a modern classification of
2451:, with many historical species being important
79:Knowledge portal for content related to Animals
7083:sister projects provide more on this subject:
4174:is nearly universal in animals, such as these
2229:and nutrients to pass through their bodies by
1565:(Gymnolaemata), a few members of which prefer
764:. Hawksbill shells were the primary source of
419:have an uncertain position within Bilateria. (
345:. The scientific study of animals is known as
294:, and grow from a hollow sphere of cells, the
7830:. Oxford University Press. pp. 281–282.
3114:, which weighs 30 g (1 oz), to the
2447:, and are one of the most ancient members of
2182:, meaning "flat" and ἕλμινς (root: ἑλμινθ-),
7867:
7865:
7863:
7861:
7823:
7551:
7549:
7547:
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7396:
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7350:
7348:
7346:
4833:signals its bitter taste to predators (from
4499:Handbuch der Anatomie der Tiere für Künstler
2994:
2340:Credit: Twilight Zone Expedition Team 2007,
1653:) is a widely distributed species of marine
1386:. The individual drawings represent typical
561:. Zoology is one of the primary branches of
7344:
7342:
7340:
7338:
7336:
7334:
7332:
7330:
7328:
7326:
4390:(centre) has protective resemblance. (from
4026:
3094:allowing a large degree of movement in the
2042:
2034:
8011:. Cambridge University Press. p. 44.
7940:
7938:
7793:Reaka-Kudla, Marjorie L.; Wilson, Don E.;
7556:Felder, Darryl L.; Camp, David K. (2009).
7555:
6548:
7858:
7702:
7685:
7636:
7626:
7542:
7493:
7393:
4384:A camouflaged orange oak leaf butterfly,
3102:(in most but not all) that enable better
621:Refresh with new selections below (purge)
7824:Burton, Derek; Burton, Margaret (2017).
7323:
6955:into articles about endangered species.
3536:List of Odonata species of Great Britain
1523:animals, nearly all living in sedentary
674:
371:. The vast majority belong to two large
202:
8054:
7944:
7935:
7602:
7086:
7073:
7029:into articles about endangered species.
3859:and is expanding its wings. Like other
3600:
3511:The World's 25 Most Endangered Primates
2955:
2846:This image shows a leopard seal in the
2461:) Included are the yellow tube sponge,
639:
619:
379:, which includes organisms such as the
69:update the maintenance information here
14:
8292:
8008:Parasite Diversity and Diversification
7524:. Princeton University Press. p.
7514:
7422:Freshwater Animal Diversity Assessment
4621:retrieving a duck during a hunt (from
3168:) and modified walking on four limbs (
2736:Anatomical diagram of an adult female
2099:) of microscopic and near-microscopic
8025:from the original on 12 December 2018
7971:
7906:
7871:
7752:
7708:
7472:
7356:
6095:Animals by year of formal description
4294:'s blood makes it appear pink. (from
3391:Political Animals and Animal Politics
2815:. Its only natural predators are the
170:
6910:
6030:extant species as of 2013: 1,525,728
3026:, which is further divided into the
2607:with a wide distribution across the
2237:can not be processed continuously. (
1875:. They are similar in appearance to
1149:
27:
7481:from the original on 10 August 2018
6878:WikiProject Organismal Biomechanics
6700:WikiProject Amphibians and Reptiles
4714:, are avoided by some birds. (from
3898:) waits while two boldly-patterned
3740:
3066:mammals, which adapted for life in
1527:. Typically about 0.5 millimetres (
557:, and how they interact with their
321:, of which around 1.05 million are
24:
8255:
8237:
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8201:
8183:
8165:
8147:
8129:
8111:
8093:
8075:
8057:
7803:. Joseph Henry Press. p. 90.
7723:10.1146/annurev-ento-020117-043348
7381:from the original on 24 April 2019
7249:
7229:
7209:
7189:
7169:
7149:
7129:
7109:
7089:
7051:Science collaboration of the month
6552:
6051:
5264:
4357:(1) develop into a hollow ball or
3618:
3491:Chief Mouser to the Cabinet Office
3431:Jersey Shore shark attacks of 1916
1541:, a "crown" of tentacles used for
768:used for decorative purposes. The
63:when editing, especially if using
25:
8326:
7986:from the original on 2 March 2018
7521:Evolutionary Ecology of Parasites
7059:WikiProject Animals Collaboration
4497:Animal anatomical engraving from
1798:if the species' fertilization is
7590:from the original on 1 July 2018
6920:
5999:
5967:
5925:
5891:
5851:
5820:
5785:
5743:
5711:
5671:
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5068:
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5011:), feed on other animals. (from
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2615:on a number of hosts, including
2565:
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1997:
1961:
1897:
1833:
1790:, generally for the purposes of
1741:
1672:
1613:
1462:
1401:
1320:
1219:
1158:
786:List of selected animal articles
650:
631:
491:
441:
274:). With few exceptions, animals
235:
31:
7998:
7965:
7900:
7817:
7746:
7357:Zhang, Zhi-Qiang (2013-08-30).
7304:
6542:
1695:Photograph: Taro Taylor; edit:
1265: 'brittle star'; from
7653:
7576:
7279:
6084:Animals by conservation status
3910:signal their availability for
3271:Adaptive Coloration in Animals
3211:Icelandic Phallological Museum
3110:. Primates range in size from
2049:, "bearing"), commonly called
1657:worm. The photograph shows an
13:
1:
7951:. CRC Press. pp. 13–14.
7909:Biodiversity and Conservation
7271:
6969:Tool use by non-human animals
6425:Set index articles on animals
6061:Select to view subcategories
6046:
3787:
2473:, the red encrusting sponge,
2214:), and having no specialised
533:) is the scientific study of
55:by an editor, and are needed.
7628:10.1371/journal.pbio.1001127
3940:in a sea snail embryo (from
3914:, rather than as prey (from
3411:Belle Vue Zoological Gardens
3401:Conservation of slow lorises
3231:Cooperative pulling paradigm
2811:in the Antarctic, after the
2754:, has four gills (all other
2740:, the best known species of
2479:, and the gray rope sponge,
2421:; meaning 'pore bearer'), a
1867:is a species of marine fish
1709:is a species of small, blue
1280: 'serpent' and
576:
7:
7711:Annual Review of Entomology
6755:WikiProject Aquarium Fishes
6005:
5973:
5931:
5897:
5857:
5826:
5791:
5749:
5717:
5677:
5643:
5080:The microscopic cave snail
4886:displays to a female (from
4804:it becomes the anus. (from
3965:Auroralumina attenboroughii
3576:List of Testudines families
3571:List of U.S. state reptiles
3112:Madame Berthe's mouse lemur
565:. The term is derived from
10:
8331:
7124:Free textbooks and manuals
6858:WikiProject Animal anatomy
6732:Domestic pigeon task force
6106:Behavior by type of animal
5545:Flying and gliding animals
5167:Warning coloration of the
4977:mussels and shrimps (from
3481:List of mammals of Florida
3251:List of camouflage methods
2467:, the purple vase sponge,
1854:Photo: Matthew Hoelscher,
1779:, the pairing of opposite-
1283:
1272:
610:Read more about zoology...
604:Read more about animals...
582:
570:
537:. Its studies include the
177:
65:automated editing software
40:Portal maintenance status:
8046:Discover Knowledge using
7425:. Springer. p. 628.
7375:10.11646/zootaxa.3703.1.3
7055:Article Improvement Drive
7027:GLAM/ARKive donated texts
6953:GLAM/ARKive donated texts
6868:WikiProject Cryptozoology
6863:WikiProject Animal rights
6024:
5511:
4884:Goldie's bird-of-paradise
3855:has emerged from its dry
3675:), because the predatory
3426:The Livestock Conservancy
3190:List of selected articles
2886:Photo: Charles H. Smith,
592:('knowledge', 'study'). (
360:, a highly proliferative
7264:Dictionary and thesaurus
7184:Collection of quotations
6873:WikiProject Neuroscience
6573:WikiProject Tree of Life
5203:Jean-Baptiste de Lamarck
3705:...that even though the
3686:...that the body of the
3486:List of mammals of Korea
3326:Animal Coloration (book)
3321:Anti-predator adaptation
2977:Entries here consist of
754:World Conservation Union
705:. It is the only extant
701:belonging to the family
661:Entries here consist of
329:, and around 65,000 are
276:consume organic material
7945:Pandian, T. J. (2020).
7921:10.1023/A:1008994925673
7759:Crustacea: Malacostraca
7753:Poore, Hugh F. (2002).
6815:Horse breeds task force
6679:WikiProject Cephalopods
6649:WikiProject Phasmatodea
6644:WikiProject Lepidoptera
6549:WikiProject family tree
4319:Anomalocaris canadensis
4207:Abbott Handerson Thayer
3896:Plectorhinchus vittatus
3890:A brilliantly-coloured
3733:More did you know facts
3659:...that the land snail
3566:List of dinosaur genera
3531:List of ant subfamilies
3501:List of U.S. state dogs
2673:is a species of marine
2546:from the U.S. state of
1935:, showing a variety of
1563:mostly-marine bryozoans
1561:(Phylactolaemata), and
1240:Credit: Hans Hillewaert
1072:Red-bellied black snake
588:
8260:
8242:
8224:
8206:
8188:
8170:
8152:
8134:
8116:
8098:
8080:
8062:
7849:; 4 genera, 9spp. and
7678:10.1098/rstb.2015.0333
7254:
7234:
7214:
7194:
7174:
7154:
7134:
7114:
7094:
6684:WikiProject Gastropods
6616:WikiProject Arthropods
6558:
6480:Visual arts by animals
6128:Animals by common name
6057:
5177:The Colours of Animals
5173:Edward Bagnall Poulton
5083:Zospeum tholussum
5009:Ficedula superciliaris
5005:ultramarine flycatcher
4263:resembles a predatory
4027:
3647:in the last two years?
3623:
3604:show different entries
3526:List of birds of Egypt
3516:Glossary of bird terms
3261:The Colours of Animals
3136:at the expense of the
2999:
2935:More selected pictures
2858:More selected pictures
2813:southern elephant seal
2762:More selected pictures
2701:More selected pictures
2629:More selected pictures
2601:Periclimenes imperator
2558:More selected pictures
2489:More selected pictures
2455:-building organisms. (
2443:that are bound to the
2312:More selected pictures
2247:More selected pictures
2116:More selected pictures
2043:
2035:
1954:More selected pictures
1890:More selected pictures
1826:More selected pictures
1734:More selected pictures
1665:More selected pictures
1606:More selected pictures
1455:More selected pictures
1394:More selected pictures
1313:More selected pictures
1212:More selected pictures
766:tortoiseshell material
691:Eretmochelys imbricata
679:
207:
8259:
8241:
8223:
8205:
8187:
8169:
8151:
8133:
8122:Current events portal
8115:
8097:
8079:
8061:
7253:
7233:
7213:
7193:
7173:
7153:
7133:
7113:
7104:Free media repository
7093:
6985:(a species in family
6797:Dog breeds task force
6783:WikiProject Cetaceans
6709:WikiProject Dinosaurs
6556:
6117:Animals by adaptation
6055:
5119:Structural coloration
4644:Examples of fauna in
3865:divided into segments
3696:Pristella maxillaris
3622:
3506:List of lemur species
3416:Horses in World War I
3296:Human uses of animals
2998:
2852:the same seal yawning
2476:Spirastrella coccinea
2194:of relatively simple
2150:Kunstformen der Natur
1932:Kunstformen der Natur
1812:disassortative mating
1794:. Mating may involve
1728:Portuguese man o' war
1489:Kunstformen der Natur
1299:, closely related to
1200:found throughout the
1082:Golden-crowned sifaka
1012:Australian Cattle Dog
762:critically endangered
696:critically endangered
678:
366:bilaterally symmetric
364:whose members have a
300:embryonic development
206:
7473:Hogenboom, Melissa.
7224:Directory of species
7204:Free-content library
7081:Wikimedia Foundation
7074:Associated Wikimedia
6824:WikiProject Primates
6674:WikiProject Bivalves
6260:Evolution of animals
4100:big eye squirrelfish
3904:Labroides dimidiatus
3336:Dazzled and Deceived
3331:Destruction of ivory
3266:Counter-illumination
3246:Fauna of Puerto Rico
3206:Marcus Ward Lyon Jr.
3128:Primates have large
2835:, it is part of the
2532:Triakis semifasciata
1945:of about 400 marine
1559:freshwater bryozoans
1376:period, and prey to
685:hawksbill sea turtle
403:, which include the
8266:WikiProject Portals
8068:List of all portals
7285:The application of
7244:Free learning tools
7144:Free knowledge base
6829:WikiProject Rodents
6769:WikiProject Mammals
6737:WikiProject Poultry
6714:WikiProject Turtles
6658:WikiProject Spiders
6639:WikiProject Beetles
6625:WikiProject Insects
6579:WikiProject Animals
6568:WikiProject Biology
6563:WikiProject Science
6227:Animal common names
6183:Works about animals
6150:Animals by location
5088:Lukina Jama–Trojama
4678:Hymenopus coronatus
4172:Sexual reproduction
4029:Historiae animalium
3818:Dickinsonia costata
3784:Alexander Coosemans
3715:, they lack a true
3541:Industrial melanism
3381:George Went Hensley
3351:Evolution of lemurs
3281:Disruptive eye mask
3226:Edward Drinker Cope
3154:Arboreal locomotion
2952:Selected article -
2659:Photograph credit:
2464:Aplysina fistularis
2356:are members of the
1802:, but not if it is
1792:sexual reproduction
1500:(also known as the
1077:Eastern green mamba
887:Puerto Rican amazon
877:Australasian gannet
67:. Learn how to
8279:Purge server cache
8261:
8243:
8225:
8207:
8189:
8176:Mathematics portal
8171:
8153:
8135:
8117:
8099:
8081:
8063:
7972:Fontaneto, Diego.
7874:Systematic Zoology
7672:(1702): 20150333.
7586:. 24 August 2011.
7255:
7235:
7215:
7195:
7175:
7155:
7135:
7115:
7095:
7048:Nominate and vote:
7017:Zaniolepis frenata
6982:Sphaerium beckmani
6806:WikiProject Equine
6760:WikiProject Sharks
6746:WikiProject Fishes
6559:
6282:Animals and humans
6161:Individual animals
6139:Animals by habitat
6058:
5520:Animal colouration
4949:peristaltic motion
4683:Aggressive mimicry
4538:Nordisk familjebok
4324:Cambrian explosion
4203:Roseate Spoonbills
3892:oriental sweetlips
3711:are classified as
3624:
3466:List of procyonids
3446:List of fruit bats
3341:Deimatic behaviour
3276:History of Animals
3074:, including large
3000:
2850:in 2016. See also
2738:chambered nautilus
2669:Haliotis laevigata
2653:Haliotis laevigata
2603:) is a species of
2534:) is a species of
2470:Niphates digitalis
2306:changes its colors
2292:) is a species of
1938:calcareous sponges
1864:Atlantic spadefish
1849:Atlantic spadefish
1816:assortative mating
1773:in the process of
1724:G. atlanticus
1705:Glaucus atlanticus
1689:Glaucus atlanticus
1196:) is a species of
1057:Galápagos tortoise
680:
636:Selected animal -
325:, over 85,000 are
292:reproduce sexually
228:biological kingdom
208:
172:The Animals Portal
8288:
8287:
8280:
8230:Technology portal
8018:978-1-107-03765-6
7915:(12): 1663–1681.
7837:978-0-19-878555-2
7810:978-0-309-52075-1
7795:Wilson, Edward O.
7772:978-0-643-06901-5
7569:978-1-60344-269-5
7535:978-0-691-12085-0
7432:978-1-4020-8259-7
7164:Free-content news
7067:
7066:
6911:Things you can do
6898:
6897:
6723:WikiProject Birds
6513:Images of animals
6392:Animal physiology
6348:Nocturnal animals
6326:Animal locomotion
6062:
6035:
6034:
5182:Animal coloration
5147:Animal coloration
5124:Animal coloration
5060:Animal coloration
4975:Hydrothermal vent
4945:basis of the head
4919:Animal coloration
4889:Animal coloration
4862:Animal coloration
4836:Animal coloration
4830:Agelas clathrodes
4776:Animal coloration
4717:Animal coloration
4688:Animal coloration
4675:A flower mantis,
4533:New Zealand fauna
4477:Animal coloration
4450:Animal coloration
4393:Animal coloration
4297:Animal coloration
4270:Animal coloration
4216:Animal coloration
4128:Animal coloration
4105:Animal coloration
4096:cleaning services
4070:Animal coloration
4025:(1516–1565). His
4002:Animal coloration
3917:Animal coloration
3768:Artistic vision:
3750:
3735:
3719:and well-defined
3607:
3584:
3583:
3471:List of mustelids
3461:List of mephitids
3441:List of cetaceans
3316:Animal coloration
3311:Animal navigation
3006:Ring-tailed lemur
2986:
2962:
2819:and possibly the
2805:Hydrurga leptonyx
2687:H. laevigata
2055:wheel animalcules
1913:Calcareous sponge
1856:Papa Lima Whiskey
1771:poplar hawk-moths
1437:Procavia capensis
1181:Alexander Vasenin
1150:Selected pictures
1145:
1144:
882:California condor
670:
646:
309:Over 1.5 million
302:. Animals form a
76:
75:
53:have been checked
45:
16:(Redirected from
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8142:
8140:Geography portal
8132:
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8106:
8104:Biography portal
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7933:
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7898:
7897:
7869:
7856:
7855:
7843:Trichomycteridae
7821:
7815:
7814:
7790:
7777:
7776:
7765:. pp. 1–7.
7763:CSIRO Publishing
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6834:WikiProject Bats
6788:WikiProject Dogs
6778:WikiProject Cats
6592:
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6538:
6522:
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6502:Animal redirects
6500:
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6436:Animal sexuality
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6359:Animal nutrition
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6172:Lists of animals
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4999:
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4938:
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4854:
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4825:
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4795:
4794:
4788:
4765:
4764:
4758:
4736:
4735:
4729:
4707:
4706:
4700:
4674:
4673:
4667:
4643:
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4636:
4616:
4615:
4609:
4590:
4589:
4583:
4563:
4562:
4556:
4523:
4522:
4516:
4496:
4495:
4489:
4469:
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4462:
4438:
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4431:
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4405:
4383:
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4376:
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4345:
4316:
4315:
4309:
4289:
4288:
4282:
4258:
4257:
4251:
4235:
4234:
4228:
4213:function. (from
4200:
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4170:
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4163:
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4140:
4124:
4123:
4117:
4089:
4088:
4082:
4055:
4054:
4048:
4032:
4021:
4020:
4014:
3990:
3989:
3983:
3962:
3961:
3955:
3936:
3935:
3929:
3912:cleaning service
3889:
3888:
3882:
3847:
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3815:
3814:
3808:
3792:
3789:
3767:
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3760:
3746:
3741:General pictures
3731:
3679:is able to hunt
3663:Euglandina rosea
3610:
3608:
3606:
3601:
3592:
3396:Brown Dog affair
3191:
3185:
3184:
3124:six in the 2020s
3100:opposable thumbs
3092:shoulder girdles
3080:binocular vision
3068:tropical forests
3054:, which include
3046:, which include
3030:, which include
2976:
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2965:
2963:
2961:
2956:
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2922:
2913:tropical forests
2890:
2883:
2876:
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2869:
2794:
2787:
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2773:
2733:
2726:
2724:Nautilus diagram
2719:
2718:
2712:
2663:
2656:
2647:
2646:
2640:
2622:Bohadschia argus
2590:
2583:
2576:
2575:
2569:
2538:found along the
2521:
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2507:
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2500:
2417:
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2294:lefteye flounder
2285:Peacock flounder
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2270:Peacock flounder
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1646:common clam worm
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1557:(Stenolaemata),
1555:marine bryozoans
1551:oceanic trenches
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1424:Charles J. Sharp
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6883:WikiProject Zoo
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6068:
6063:
6056:Category puzzle
6049:
6045:
6040:
6036:
6031:
5952:
5945:
5920:Platyhelminthes
5872:
5867:
5863:
5859:
5807:
5772:
5764:
5759:
5755:
5751:
5689:
5687:
5682:
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5597:
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5505:
5501:
5500:
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5476:
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5442:
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5428:
5416:
5404:
5394:
5392:
5382:
5380:
5368:
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5356:
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5274:
5272:
5267:
5265:Related portals
5263:
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5162:
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5151:
5140:
5139:
5137:
5128:
5113:
5112:
5110:
5101:
5090:cave system of
5076:
5075:
5073:
5064:
5053:
5052:
5050:
5041:
5030:
5029:
5027:
5018:
5003:, such as this
4996:
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4759:
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4740:Systema Naturae
4733:
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4730:
4721:
4711:Tyria jacobaeae
4704:
4703:
4701:
4692:
4681:, uses special
4671:
4670:
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4646:Olleros de Tera
4640:
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4387:Kallima inachus
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3938:Spiral cleavage
3933:
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3921:
3886:
3885:
3883:
3874:
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3843:
3841:
3832:
3823:Ediacaran biota
3812:
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3809:
3800:
3790:
3764:
3763:
3761:
3751:
3743:
3738:
3737:
3727:
3673:Erinna newcombi
3669:Newcomb's snail
3625:
3615:
3612:
3602:
3598:
3597:Did you know -
3595:
3590:
3586:
3585:
3580:
3521:List of parrots
3236:Gigantorhynchus
3192:
3189:
3179:Full article...
3174:knuckle-walking
3116:eastern gorilla
3011:
3010:
3009:
3008:
3002:
3001:
2989:
2988:
2972:
2957:
2953:
2943:
2942:
2941:
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2932:
2920:
2901:Bufo periglenes
2891:
2885:
2884:
2879:
2873:
2872:
2870:
2861:
2860:
2855:
2848:Antarctic Sound
2845:
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2795:
2789:
2788:
2783:
2777:
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2759:
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2555:
2522:
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2510:
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2458:Full article...
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2274:
2273:
2268:
2262:
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2250:
2249:
2244:
2240:Full article...
2168:Platyhelminthes
2154:
2143:
2142:
2137:
2131:
2130:
2128:
2119:
2118:
2113:
2109:Full article...
2101:pseudocoelomate
2069:
2065:
2041:, "wheel", and
2000:
1996:
1987:
1981:
1980:
1975:
1969:
1968:
1966:
1957:
1956:
1951:
1923:
1917:
1916:
1911:
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1823:
1767:
1764:Kateshortforbob
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1731:
1700:
1694:
1693:
1686:
1680:
1679:
1677:
1668:
1667:
1662:
1651:Alitta succinea
1641:
1638:Hans Hillewaert
1635:
1634:
1630:Alitta succinea
1627:
1621:
1620:
1618:
1609:
1608:
1603:
1599:Full article...
1570:
1533:
1529:
1528:
1508:or commonly as
1493:
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1391:
1348:Representative
1346:
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1315:
1310:
1306:Full article...
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1214:
1209:
1194:Tridacna maxima
1184:
1178:
1177:
1172:
1166:
1165:
1163:
1152:
1147:
1146:
1141:
1122:Pallid sturgeon
1102:Cutthroat trout
817:Tasmanian devil
788:
785:
775:Full article...
736:with prominent
673:
672:
656:
641:
637:
626:
617:
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614:
607:
595:Full article...
527:
494:
485:
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477:
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422:Full article...
417:Xenacoelomorpha
238:
234:
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80:
77:
58:
38:
23:
22:
15:
12:
11:
5:
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8310:Animal portals
8307:
8302:
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8273:
8272:
8270:
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8236:
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8212:Society portal
8209:
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8194:Science portal
8191:
8182:
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8158:History portal
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7957:
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7899:
7880:(2): 251–254.
7857:
7836:
7816:
7809:
7778:
7771:
7755:"Introduction"
7745:
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7652:
7601:
7575:
7568:
7541:
7534:
7516:Poulin, Robert
7492:
7438:
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7320:
7317:
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7310:Not including
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7117:
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7097:
7088:
7085:
7079:The following
7077:
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7062:
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7045:
7030:
7021:
7020:
7019:
7011:
7009:Campocraspedon
7006:Invertebrates:
7003:
6990:
6977:Animal suicide
6965:Photoperiodism
6956:
6947:
6930:Here are some
6929:
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5238:slaughterhouse
5226:
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5189:
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4604:
4602:
4592:Siberian tiger
4585:
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4551:
4549:
4518:
4511:
4509:
4491:
4484:
4482:
4464:
4457:
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4441:praying mantis
4433:
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4398:
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4338:
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4112:
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4084:
4077:
4075:
4065:bioluminescent
4050:
4043:
4041:
4023:Conrad Gessner
4016:
4009:
4007:
3997:chromatophores
3985:
3978:
3976:
3957:
3950:
3948:
3931:
3924:
3922:
3900:cleaner wrasse
3884:
3877:
3875:
3863:, its body is
3842:
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3810:
3803:
3801:
3762:
3755:
3752:
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3744:
3742:
3739:
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3725:
3724:
3703:
3684:
3657:
3653:Maui's dolphin
3648:
3617:
3613:
3611:
3588:
3587:
3582:
3581:
3579:
3578:
3573:
3568:
3563:
3561:Onychopterella
3558:
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3528:
3523:
3518:
3513:
3508:
3503:
3498:
3493:
3488:
3483:
3478:
3476:List of ursids
3473:
3468:
3463:
3458:
3456:List of felids
3453:
3451:List of canids
3448:
3443:
3438:
3436:Flight feather
3433:
3428:
3423:
3418:
3413:
3408:
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3223:
3218:
3213:
3208:
3203:
3197:
3194:
3193:
3188:
3183:
3170:quadripedalism
3138:sense of smell
3028:strepsirrhines
3004:
3003:
2993:
2992:
2991:
2990:
2974:
2973:
2971:
2945:
2944:
2940:
2939:
2933:
2927:and extensive
2925:chytrid fungus
2892:
2878:
2877:
2871:
2864:
2862:
2856:
2829:crabeater seal
2796:
2782:
2781:
2775:
2768:
2766:
2760:
2735:
2731:K.D. Schroeder
2721:
2720:
2714:
2707:
2705:
2699:
2677:in the family
2665:
2649:
2648:
2642:
2635:
2633:
2627:
2596:Emperor shrimp
2592:
2581:Emperor shrimp
2578:
2577:
2571:
2564:
2562:
2556:
2523:
2517:Photo credit:
2509:
2508:
2502:
2495:
2493:
2487:
2441:filter feeders
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2318:
2316:
2310:
2281:
2267:
2266:
2260:
2253:
2251:
2245:
2202:, soft-bodied
2172:platyhelminths
2155:
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2129:
2122:
2120:
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1924:
1918:Image credit:
1910:
1909:
1903:
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1824:
1785:hermaphroditic
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1678:
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1567:brackish water
1543:filter feeding
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1428:
1414:
1413:
1407:
1400:
1398:
1392:
1355:Hadrosauroidea
1347:
1341:Image credit:
1336:Hadrosauroidea
1333:
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1326:
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1311:
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1127:Redback spider
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997:Fossa (animal)
994:
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977:Tammar wallaby
974:
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964:
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957:Giant anteater
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547:classification
280:breathe oxygen
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18:Portal:Zoology
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8248:Random portal
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7851:Stegophilinae
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7477:. BBC Earth.
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7287:DNA barcoding
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7043:Atka mackerel
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6609:
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6596:More projects
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6510:
6503:
6499:
6492:
6488:
6481:
6477:
6470:
6466:
6459:
6455:
6448:
6444:
6437:
6433:
6426:
6422:
6415:
6411:
6404:
6400:
6393:
6389:
6382:
6378:
6371:
6367:
6360:
6356:
6349:
6345:
6338:
6334:
6327:
6323:
6316:
6315:Invertebrates
6312:
6305:
6301:
6294:
6290:
6283:
6279:
6272:
6271:Animal health
6268:
6261:
6257:
6250:
6246:
6239:
6235:
6228:
6224:
6217:
6213:
6206:
6202:
6195:
6191:
6184:
6180:
6173:
6169:
6162:
6158:
6151:
6147:
6140:
6136:
6129:
6125:
6118:
6114:
6107:
6103:
6096:
6092:
6085:
6081:
6074:
6070:
6054:
6043:
6029:
6023:
6019:
6016:
6013:
6010:
6008:
6002:
5998:
5996:
5995:
5991:
5990:
5987:
5984:
5981:
5978:
5976:
5970:
5966:
5964:
5963:
5959:
5958:
5955:
5954:4,000–25,000
5950:
5948:
5943:
5940:
5937:
5934:
5928:
5924:
5922:
5921:
5917:
5916:
5912:
5909:
5906:
5903:
5900:
5894:
5890:
5888:
5887:
5883:
5882:
5878:
5875:
5870:
5866:
5862:
5854:
5850:
5848:
5847:
5843:
5842:
5839:
5836:
5834:
5831:
5829:
5823:
5819:
5817:
5816:
5812:
5811:
5805:
5802:
5799:
5796:
5794:
5788:
5784:
5782:
5781:
5777:
5776:
5770:
5767:
5762:
5758:
5754:
5746:
5742:
5740:
5739:
5735:
5734:
5731:
5728:
5725:
5722:
5720:
5714:
5710:
5708:
5707:
5703:
5702:
5698:
5695:
5692:
5685:
5680:
5674:
5670:
5668:
5667:
5663:
5662:
5658:
5655:
5652:
5649:
5646:
5640:
5636:
5634:
5633:
5629:
5628:
5625:
5622:
5617:
5615:
5610:
5608:
5605:
5603:
5600:
5595:
5592:
5590:
5587:
5586:
5583:
5581:
5571:
5568:
5566:
5563:
5561:
5558:
5556:
5555:Neuroethology
5553:
5551:
5548:
5546:
5543:
5541:
5538:
5536:
5533:
5531:
5530:Anthrozoology
5528:
5526:
5525:Animal rights
5523:
5521:
5518:
5517:
5508:
5497:
5487:
5485:
5480:
5475:
5473:
5468:
5463:
5461:
5451:
5449:
5439:
5437:
5432:
5427:
5425:
5420:
5415:
5413:
5408:
5403:
5401:
5391:
5389:
5379:
5377:
5372:
5367:
5365:
5355:
5353:
5348:
5343:
5341:
5331:
5329:
5324:
5319:
5317:
5307:
5305:
5300:
5295:
5293:
5288:
5283:
5281:
5271:
5270:
5261:
5245:
5244:
5239:
5235:
5223:
5218:
5214:
5213:
5208:
5207:invertebrates
5204:
5193:
5188:
5184:
5183:
5179:, 1890 (from
5178:
5174:
5170:
5158:
5153:
5149:
5148:
5135:
5130:
5126:
5125:
5120:
5108:
5103:
5099:
5098:
5093:
5089:
5085:
5084:
5071:
5066:
5062:
5061:
5048:
5043:
5039:
5038:
5025:
5020:
5016:
5015:
5010:
5006:
5002:
4991:
4986:
4982:
4981:
4976:
4965:
4960:
4956:
4955:
4950:
4946:
4942:
4930:
4925:
4921:
4920:
4915:
4911:
4900:
4895:
4891:
4890:
4885:
4873:
4868:
4864:
4863:
4858:
4847:
4842:
4838:
4837:
4832:
4831:
4818:
4813:
4809:
4808:
4803:
4802:deuterostomes
4799:
4787:
4782:
4778:
4777:
4772:
4769:
4757:
4752:
4748:
4747:
4743:(1735) (from
4742:
4741:
4728:
4723:
4719:
4718:
4713:
4712:
4699:
4694:
4690:
4689:
4684:
4680:
4679:
4666:
4661:
4657:
4656:
4651:
4647:
4635:
4630:
4626:
4625:
4620:
4608:
4603:
4599:
4598:
4593:
4582:
4577:
4573:
4572:
4567:
4555:
4550:
4546:
4545:
4540:
4539:
4534:
4530:
4526:
4515:
4510:
4506:
4505:
4500:
4488:
4483:
4479:
4478:
4473:
4461:
4456:
4452:
4451:
4446:
4442:
4430:
4425:
4421:
4420:
4415:
4404:
4399:
4395:
4394:
4389:
4388:
4375:
4370:
4366:
4365:
4360:
4356:
4344:
4339:
4335:
4334:
4329:
4328:Burgess shale
4325:
4321:
4320:
4308:
4303:
4299:
4298:
4293:
4281:
4276:
4272:
4271:
4266:
4262:
4250:
4245:
4241:
4240:
4227:
4222:
4218:
4217:
4212:
4208:
4204:
4192:
4187:
4183:
4182:
4177:
4173:
4162:
4157:
4153:
4152:
4139:
4134:
4130:
4129:
4116:
4111:
4107:
4106:
4101:
4097:
4093:
4081:
4076:
4072:
4071:
4066:
4062:
4059:
4047:
4042:
4038:
4037:
4031:
4030:
4024:
4013:
4008:
4004:
4003:
3998:
3994:
3982:
3977:
3973:
3972:
3967:
3966:
3954:
3949:
3945:
3944:
3939:
3928:
3923:
3919:
3918:
3913:
3909:
3905:
3901:
3897:
3893:
3881:
3876:
3872:
3871:
3866:
3862:
3858:
3854:
3850:
3839:
3834:
3830:
3829:
3824:
3820:
3819:
3807:
3802:
3798:
3797:
3785:
3781:
3780:
3776:
3772:
3759:
3754:
3753:
3749:
3736:
3734:
3728:
3722:
3718:
3714:
3710:
3709:
3704:
3701:
3697:
3693:
3691:
3685:
3682:
3678:
3674:
3670:
3666:
3665:
3664:
3658:
3655:
3654:
3649:
3646:
3642:
3640:
3635:
3634:
3633:
3632:Phyllodesmium
3627:
3626:
3621:
3616:
3609:
3605:
3593:
3577:
3574:
3572:
3569:
3567:
3564:
3562:
3559:
3557:
3554:
3552:
3549:
3547:
3544:
3542:
3539:
3537:
3534:
3532:
3529:
3527:
3524:
3522:
3519:
3517:
3514:
3512:
3509:
3507:
3504:
3502:
3499:
3497:
3494:
3492:
3489:
3487:
3484:
3482:
3479:
3477:
3474:
3472:
3469:
3467:
3464:
3462:
3459:
3457:
3454:
3452:
3449:
3447:
3444:
3442:
3439:
3437:
3434:
3432:
3429:
3427:
3424:
3422:
3419:
3417:
3414:
3412:
3409:
3407:
3404:
3402:
3399:
3397:
3394:
3392:
3389:
3387:
3384:
3382:
3379:
3377:
3374:
3372:
3369:
3367:
3366:Hare coursing
3364:
3362:
3361:Bharattherium
3359:
3357:
3354:
3352:
3349:
3347:
3344:
3342:
3339:
3337:
3334:
3332:
3329:
3327:
3324:
3322:
3319:
3317:
3314:
3312:
3309:
3307:
3304:
3302:
3299:
3297:
3294:
3292:
3289:
3287:
3284:
3282:
3279:
3277:
3274:
3272:
3269:
3267:
3264:
3262:
3259:
3257:
3254:
3252:
3249:
3247:
3244:
3242:
3241:Apororhynchus
3239:
3237:
3234:
3232:
3229:
3227:
3224:
3222:
3219:
3217:
3216:Meerkat Manor
3214:
3212:
3209:
3207:
3204:
3202:
3201:Carl Linnaeus
3199:
3198:
3196:
3195:
3187:
3186:
3181:
3180:
3175:
3171:
3167:
3163:
3159:
3155:
3151:
3147:
3143:
3139:
3135:
3134:visual acuity
3131:
3127:
3125:
3121:
3117:
3113:
3109:
3105:
3101:
3097:
3093:
3089:
3088:vocalizations
3085:
3081:
3077:
3073:
3069:
3065:
3061:
3057:
3053:
3049:
3045:
3041:
3037:
3033:
3029:
3025:
3021:
3017:
3016:
3007:
2997:
2987:
2984:
2980:
2969:
2964:
2960:
2950:
2936:
2930:
2926:
2918:
2914:
2910:
2906:
2902:
2898:
2897:
2889:
2882:
2868:
2863:
2859:
2853:
2849:
2842:
2838:
2834:
2830:
2826:
2822:
2821:elephant seal
2818:
2814:
2810:
2806:
2802:
2801:
2793:
2786:
2772:
2767:
2763:
2757:
2753:
2749:
2748:living fossil
2745:
2744:
2739:
2732:
2725:
2711:
2706:
2702:
2696:
2692:
2688:
2684:
2680:
2676:
2672:
2671:
2670:
2662:
2655:
2654:
2639:
2634:
2630:
2624:
2623:
2618:
2617:sea cucumbers
2614:
2610:
2606:
2602:
2598:
2597:
2589:
2582:
2568:
2563:
2559:
2553:
2549:
2545:
2544:North America
2541:
2537:
2533:
2529:
2528:
2527:leopard shark
2520:
2519:Matthew Field
2513:
2512:Leopard shark
2499:
2494:
2490:
2484:
2483:
2478:
2477:
2472:
2471:
2466:
2465:
2460:
2459:
2454:
2450:
2446:
2442:
2439:
2435:
2431:
2427:
2424:
2420:
2419:
2409:
2365:
2362:
2359:
2355:
2351:
2350:
2343:
2336:
2322:
2317:
2313:
2307:
2303:
2299:
2295:
2291:
2290:Bothus mancus
2287:
2286:
2278:
2271:
2257:
2252:
2248:
2242:
2241:
2236:
2232:
2228:
2224:
2221:
2217:
2213:
2209:
2205:
2204:invertebrates
2201:
2197:
2193:
2189:
2185:
2181:
2177:
2173:
2169:
2165:
2161:
2160:
2151:
2147:
2146:Ernst Haeckel
2140:
2126:
2121:
2117:
2111:
2110:
2105:
2102:
2096:
2064:
2060:
2056:
2052:
2051:wheel animals
2047:
2046:
2039:
2038:
2033:
2027:
1994:
1993:
1985:
1978:
1964:
1959:
1955:
1948:
1944:
1940:
1939:
1934:
1933:
1928:
1927:Ernst Haeckel
1925:Plate 5 from
1921:
1920:Ernst Haeckel
1914:
1900:
1895:
1891:
1885:
1881:
1878:
1874:
1873:Caribbean Sea
1870:
1866:
1865:
1857:
1850:
1836:
1831:
1827:
1821:
1817:
1813:
1809:
1808:random mating
1805:
1801:
1797:
1793:
1789:
1786:
1782:
1778:
1777:
1772:
1765:
1758:
1744:
1739:
1735:
1729:
1725:
1720:
1716:
1712:
1708:
1707:
1706:
1698:
1691:
1690:
1675:
1670:
1666:
1660:
1656:
1652:
1648:
1647:
1639:
1632:
1631:
1616:
1611:
1607:
1601:
1600:
1595:
1594:
1589:
1585:
1581:
1577:
1568:
1564:
1560:
1556:
1552:
1548:
1544:
1540:
1526:
1522:
1519:
1515:
1511:
1507:
1503:
1499:
1498:
1490:
1486:
1485:Ernst Haeckel
1479:
1465:
1460:
1456:
1450:
1446:
1442:
1438:
1434:
1433:
1425:
1418:
1404:
1399:
1395:
1389:
1385:
1384:
1383:Tyrannosaurus
1379:
1375:
1371:
1367:
1366:Hadrosauridae
1364:
1360:
1357:
1356:
1351:
1344:
1337:
1323:
1318:
1314:
1308:
1307:
1302:
1298:
1295:in the class
1294:
1290:
1286:
1282:
1279:
1275:
1271:
1268:
1267:Ancient Greek
1264:
1260:
1256:
1252:
1251:serpent stars
1248:
1247:
1246:Brittle stars
1236:
1222:
1217:
1213:
1207:
1203:
1199:
1195:
1191:
1190:
1182:
1175:
1161:
1156:
1155:
1138:
1135:
1133:
1130:
1128:
1125:
1123:
1120:
1118:
1115:
1113:
1110:
1108:
1107:Ocean sunfish
1105:
1103:
1100:
1098:
1095:
1093:
1090:
1088:
1085:
1083:
1080:
1078:
1075:
1073:
1070:
1068:
1067:Noronha skink
1065:
1063:
1060:
1058:
1055:
1053:
1050:
1048:
1045:
1043:
1040:
1038:
1035:
1033:
1030:
1028:
1025:
1023:
1020:
1018:
1015:
1013:
1010:
1008:
1007:Golden jackal
1005:
1003:
1000:
998:
995:
993:
992:Horseshoe bat
990:
988:
985:
983:
980:
978:
975:
973:
970:
968:
965:
963:
960:
958:
955:
953:
952:European hare
950:
948:
945:
943:
940:
938:
935:
933:
930:
928:
925:
923:
920:
918:
915:
913:
910:
908:
905:
903:
900:
898:
895:
893:
890:
888:
885:
883:
880:
878:
875:
873:
870:
868:
865:
863:
860:
858:
855:
853:
850:
848:
845:
843:
840:
838:
835:
833:
830:
828:
825:
823:
820:
818:
815:
813:
810:
808:
805:
803:
800:
798:
795:
794:
792:
791:
783:
782:
777:
776:
771:
767:
763:
759:
755:
751:
747:
743:
739:
735:
731:
727:
723:
719:
717:
716:
712:
708:
704:
700:
697:
693:
692:
687:
686:
677:
671:
668:
664:
653:
648:
644:
634:
624:
622:
613:
612:
611:
606:
605:
599:
597:
596:
590:
578:
568:
567:Ancient Greek
564:
560:
556:
552:
548:
544:
540:
536:
532:
531:
521:
488:
482:
481:
471:
438:
432:
431:
426:
424:
423:
418:
414:
410:
409:hemichordates
406:
402:
401:deuterostomes
398:
394:
390:
386:
382:
378:
374:
370:
367:
363:
359:
354:
352:
348:
344:
340:
336:
332:
328:
324:
320:
316:
312:
307:
305:
301:
297:
293:
289:
285:
281:
277:
271:
232:
229:
225:
222:
218:
217:multicellular
214:
213:
205:
196:
192:
189:
185:
184:
181:
167:
160:
159:
153:
152:Random portal
150:
148:
145:
143:
140:
138:
135:
133:
130:
128:
125:
123:
120:
118:
115:
113:
110:
108:
105:
103:
100:
98:
95:
93:
90:
88:
87:Portal topics
85:
84:
82:
70:
66:
62:
54:
51:
47:
46:
41:
37:
34:
30:
29:
19:
8276:
8275:
8045:
8027:. Retrieved
8007:
8000:
7988:. Retrieved
7967:
7947:
7912:
7908:
7902:
7877:
7873:
7847:Vandelliinae
7841:
7826:
7819:
7799:
7758:
7748:
7717:(1): 31–45.
7714:
7710:
7704:
7669:
7665:
7655:
7618:
7615:PLOS Biology
7614:
7604:
7592:. Retrieved
7578:
7558:
7520:
7483:. Retrieved
7421:
7383:. Retrieved
7366:
7362:
7306:
7293:species for
7281:
7078:
7068:
7047:
7032:
7023:
7013:
7005:
7000:
6992:
6980:
6958:
6949:
6941:
6932:
6931:
6919:
6692:Vertebrates:
6577:
6557:WikiProjects
6543:WikiProjects
6524:Animal stubs
6027:
5992:
5960:
5953:
5947:3,000–6,500
5946:
5918:
5884:
5844:
5813:
5778:
5736:
5704:
5664:
5630:
5576:
5550:Invertebrate
5241:
5210:
5180:
5176:
5145:
5122:
5095:
5081:
5058:
5035:
5012:
5008:
4978:
4952:
4917:
4914:Micrographia
4913:
4910:Robert Hooke
4887:
4860:
4834:
4828:
4805:
4774:
4744:
4738:
4715:
4709:
4686:
4676:
4653:
4622:
4595:
4569:
4542:
4536:
4502:
4498:
4475:
4448:
4417:
4391:
4385:
4362:
4331:
4317:
4295:
4268:
4237:
4214:
4202:
4179:
4149:
4126:
4103:
4094:signals its
4068:
4057:
4034:
4000:
3969:
3963:
3941:
3915:
3908:cleaner fish
3903:
3895:
3868:
3826:
3816:
3794:
3769:
3747:
3730:
3726:
3706:
3695:
3687:
3683:under water?
3680:
3676:
3672:
3661:
3660:
3651:
3636:
3630:
3629:
3614:
3603:
3496:Dickin Medal
3421:Thoroughbred
3356:Dermotherium
3256:Hugh B. Cott
3177:
3084:color vision
3013:
3012:
2975:
2959:show another
2958:
2929:habitat loss
2900:
2894:
2833:Weddell seal
2817:killer whale
2804:
2800:leopard seal
2798:
2790:Photograph:
2785:Leopard seal
2741:
2695:water column
2686:
2667:
2666:
2651:
2625:shown here).
2620:
2609:Indo-Pacific
2600:
2594:
2588:Nick Hobgood
2531:
2525:
2482:Callyspongia
2480:
2474:
2468:
2462:
2456:
2449:macrobenthos
2430:sister taxon
2423:basal animal
2363:
2353:
2347:
2302:photomontage
2298:Indo-Pacific
2289:
2283:
2277:Mila Zinkova
2238:
2183:
2179:
2171:
2167:
2163:
2157:
2149:
2107:
2062:
2057:, make up a
2054:
2050:
1990:
1936:
1930:
1862:
1774:
1762:Photograph:
1723:
1703:
1702:
1687:
1650:
1644:
1636:Photograph:
1628:
1597:
1593:Monobryozoon
1591:
1587:
1583:
1580:Aethozooides
1579:
1521:invertebrate
1510:moss animals
1509:
1505:
1501:
1495:
1488:
1436:
1430:
1422:Photograph:
1381:
1353:
1304:
1296:
1288:
1281:
1277:
1270:
1262:
1254:
1250:
1244:
1235:Brittle star
1202:Indo-Pacific
1193:
1187:
1179:Photograph:
1117:Goblin shark
822:Aliger gigas
773:
758:E. imbricata
757:
730:E. imbricata
729:
715:Eretmochelys
714:
713:
690:
689:
683:
681:
659:
643:show another
642:
620:
608:
602:
601:
593:
428:
427:
420:
355:
339:interactions
308:
288:able to move
230:
210:
209:
81:
52:
39:
8300:All portals
7312:parasitoids
7240:Wikiversity
7220:Wikispecies
6987:Sphaeriidae
6469:Vendobionta
6458:Animal taxa
6370:ParaHoxozoa
5901:Yes (soil)
5815:Echinoderms
5699:>45,000
5647:Yes (soil)
5448:Marine life
5352:Crustaceans
4798:protostomes
4771:coral snake
4361:(2). (from
4261:hawk-cuckoo
4205:1905–1909,
4176:dragonflies
3791: 1660
3158:brachiation
3096:upper limbs
3076:brain sizes
3064:terrestrial
3044:haplorhines
2907:species of
2896:golden toad
2881:Golden toad
2841:lobodontini
2756:cephalopods
2613:commensally
2611:. It lives
2536:hound shark
2436:. They are
2434:diploblasts
2418:-ər-ə, por-
2354:sea sponges
2220:respiratory
2216:circulatory
2212:body cavity
2210:(having no
2208:acoelomates
2200:unsegmented
2186:, meaning "
2030:, from the
1877:fresh water
1820:mating pool
1588:Franzenella
1516:of simple,
1372:during the
1359:superfamily
1297:Ophiuroidea
1293:echinoderms
1189:maxima clam
1174:Maxima clam
1137:Silky shark
1087:False potto
1062:Common toad
1047:Grasshopper
1032:Canada lynx
1002:Giant eland
852:Sea anemone
750:coral reefs
703:Cheloniidae
405:echinoderms
377:protostomes
331:vertebrates
117:Mathematics
44:(June 2018)
8294:Categories
7272:References
7260:Wiktionary
7200:Wikisource
6934:Open Tasks
6194:Amphibians
6047:Categories
5951:>40,000
5879:>5,600
5808:(Myxozoa)
5800:Yes (few)
5773:(catfish)
5686:>40,000
5683:(insects)
5678:1,257,000
5666:Arthropods
5412:Gastropods
5292:Arthropods
5280:Amphibians
4941:bilaterian
4939:Idealised
4566:blue whale
4529:Australian
4061:comb jelly
4058:Euplokamis
3995:shows how
3861:arthropods
3771:Still Life
3690:X-ray fish
3677:Euglandina
3643:have been
3556:Megarachne
3376:Crocodilia
3291:Brachiopod
3166:bipedalism
3050:; and the
3042:; and the
2917:Monteverde
2752:oesophagus
2679:Haliotidae
2196:bilaterian
2174:(from the
2164:flat worms
1950:structure.
1796:copulation
1719:nudibranch
1655:polychaete
1539:lophophore
1506:Ectoprocta
1441:Hyracoidea
1432:rock hyrax
1417:Rock hyrax
1374:Cretaceous
1370:herbivores
1257:(from
1255:ophiuroids
1206:giant clam
972:Pennatomys
932:Guinea pig
827:Entoprocta
740:, and the
699:sea turtle
559:ecosystems
543:embryology
399:; and the
381:arthropods
373:superphyla
317:have been
221:eukaryotic
147:Technology
132:Philosophy
92:Activities
7180:Wikiquote
7120:Wikibooks
6666:Molluscs:
6612:(By taxa)
6238:Dinosaurs
6028:described
5886:Nematodes
5806:>1,350
5738:Chordates
5690:ostraca)
5681:1,000,000
5624:Parasitic
5580:taxonomic
5364:Dinosaurs
5340:Cetaceans
5232:Sides of
5001:Predators
4597:Mammalogy
4414:Kelp gull
3993:zebrafish
3853:dragonfly
3821:from the
3713:chordates
3708:lancelets
3645:described
3641:pictured)
3639:kabiranum
3546:Millipede
3406:Orangutan
3371:Amphibian
3221:Love dart
3162:hindlimbs
3108:dexterity
3072:tree tops
2909:true toad
2825:Ross seal
2729:Diagram:
2542:coast of
2231:diffusion
2190:") are a
2184:helminth-
2159:flatworms
2139:Flatworms
1984:Frank Fox
1884:game fish
1880:angelfish
1788:organisms
1584:Aethozoon
1378:theropoda
1350:dinosaurs
1132:Megalodon
1112:Manta ray
1052:Horse-fly
1017:Dire wolf
962:Thylacine
942:Sei whale
937:Springbok
912:Sea otter
847:Jellyfish
539:structure
413:chordates
397:nematodes
389:flatworms
369:body plan
358:Bilateria
343:food webs
335:ecologies
319:described
298:, during
224:organisms
188:P:Animals
180:Shortcuts
102:Geography
61:take care
8023:Archived
7981:Archived
7929:38784755
7797:(1996).
7739:23755007
7731:28938083
7696:27481785
7647:21886479
7588:Archived
7518:(2007).
7479:Archived
7379:Archived
7369:(1): 5.
7160:Wikinews
7140:Wikidata
7001:Mammals:
6994:Requests
6973:Omnivore
6943:Copyedit
6491:Wildlife
6403:Reptiles
6014:200-300
5979:>400
5962:Rotifers
5860:107,000
5846:Molluscs
5780:Cnidaria
5632:Annelids
5598:Species
5593:Example
5535:Ethology
5460:Reptiles
5229:Image 49
5199:Image 48
5164:Image 47
5141:Image 46
5121:. (from
5114:Image 45
5077:Image 44
5054:Image 43
5031:Image 42
4997:Image 41
4971:Image 40
4951:. (from
4936:Image 39
4906:Image 38
4879:Image 37
4853:Image 36
4824:Image 35
4793:Image 34
4768:venomous
4763:Image 33
4734:Image 32
4705:Image 31
4685:. (from
4672:Image 30
4652:) (from
4641:Image 29
4614:Image 28
4588:Image 27
4561:Image 26
4541:. (from
4521:Image 25
4501:. (from
4494:Image 24
4470:The red
4467:Image 23
4445:deimatic
4436:Image 22
4410:Image 21
4381:Image 20
4359:blastula
4350:Image 19
4330:. (from
4314:Image 18
4287:Image 17
4256:Image 16
4233:Image 15
4198:Image 14
4178:. (from
4168:Image 13
4145:Image 12
4122:Image 11
4090:Cleaner
4087:Image 10
4067:. (from
3991:Side of
3867:. (from
3717:backbone
3700:backbone
3650:...that
3386:Dinosaur
3306:Nemertea
3142:gorillas
3104:grasping
3048:tarsiers
3040:lorisids
3015:Primates
2983:Featured
2903:) is an
2874:Image 20
2831:and the
2778:Image 19
2743:nautilus
2717:Image 18
2691:abalones
2645:Image 17
2574:Image 16
2552:Mazatlán
2505:Image 15
2364:Porifera
2358:metazoan
2328:Image 14
2263:Image 13
2206:. Being
2144:Credit:
2132:Image 12
2063:Rotifera
1992:rotifers
1982:Credit:
1977:Rotifers
1970:Image 11
1906:Image 10
1818:, and a
1804:external
1800:internal
1711:sea slug
1525:colonies
1512:) are a
1483:Credit:
1380:such as
1343:Debivort
1301:starfish
1263:ophiurus
927:Sea mink
922:Bluebuck
842:Starfish
807:Platypus
802:Elephant
742:saw-like
722:carapace
667:Featured
393:annelids
385:molluscs
351:ethology
327:molluscs
296:blastula
286:and are
284:myocytes
231:Animalia
137:Religion
50:subpages
8315:Zoology
8305:Animals
8048:portals
8029:2 March
7990:2 March
7894:2412618
7687:4971185
7638:3160336
7594:2 March
7485:2 March
7385:2 March
7363:Zootaxa
7100:Commons
7014:Fishes:
6960:Improve
6938: :
6848:(Other)
6447:Sponges
6381:Parazoa
6337:Mammals
6304:Insects
6073:Animals
6006:10,800
5994:Sponges
5932:29,500
5913:14,000
5910:11,000
5898:25,000
5873:12,000
5868:60,000
5864:35,000
5792:16,000
5760:13,000
5756:23,000
5752:45,000
5706:Bryozoa
5693:94,000
5688:(Malac-
5644:17,000
5620:living
5570:Zoology
5472:Science
5436:Mammals
5388:Ecology
5304:Biology
5092:Croatia
5037:Zoology
4746:Zoology
4619:gun dog
4504:Zoology
4472:pigment
4419:Zoology
4211:cryptic
4053:Image 9
4036:Zoology
4019:Image 8
3988:Image 7
3960:Image 6
3934:Image 5
3887:Image 4
3857:exuviae
3849:Ecdysis
3845:Image 3
3813:Image 2
3779:Oysters
3775:Lobster
3765:Image 1
3551:Isopoda
3301:Bryozoa
3150:baboons
3120:species
3056:monkeys
3052:simians
3036:galagos
3024:mammals
2905:extinct
2792:Godot13
2683:endemic
2675:mollusc
2661:H. Zell
2586:Photo:
2540:Pacific
2438:sessile
2432:of the
2349:Sponges
2342:NOAA-OE
2335:Sponges
2300:. This
2275:Photo:
2178:πλατύ,
2104:animals
1947:sponges
1869:endemic
1842:Image 9
1750:Image 8
1717:aeolid
1715:pelagic
1713:. This
1681:Image 7
1659:epitoke
1622:Image 6
1569:. 5,869
1545:. Most
1532:⁄
1518:aquatic
1502:Polyzoa
1497:Bryozoa
1478:Bryozoa
1471:Image 5
1449:manatee
1445:hyraxes
1410:Image 4
1352:of the
1329:Image 3
1278:(óphis)
1228:Image 2
1198:bivalve
1167:Image 1
982:Giraffe
902:Raccoon
872:Seabird
746:lagoons
726:flipper
709:in the
707:species
694:) is a
563:biology
555:extinct
535:animals
430:Zoology
347:zoology
323:insects
315:species
313:animal
282:, have
226:in the
212:Animals
142:Society
112:History
97:Culture
59:Please
8015:
7955:
7927:
7892:
7834:
7807:
7769:
7737:
7729:
7694:
7684:
7645:
7635:
7566:
7532:
7429:
7295:Canada
7291:insect
7034:Expand
7024:Merge:
6950:Merge:
6908:
6540:
6044:
5982:2,000
5974:2,000
5941:1,300
5907:2,000
5904:4,000
5858:85,000
5832:7,500
5827:7,500
5765:9,000
5763:18,000
5750:65,000
5726:60–80
5718:6,000
5653:1,750
5596:No. of
5589:Phylum
5560:Vermin
5512:Topics
5509:
5496:People
5484:Sharks
5424:Horses
5262:
5243:Animal
5240:(from
5212:Animal
5014:Animal
4980:Animal
4954:Animal
4916:(from
4807:Animal
4624:Animal
4594:(from
4571:Animal
4525:Papuan
4364:Animal
4355:embryo
4333:Animal
4265:shikra
4239:Animal
4181:Animal
4102:(from
4092:wrasse
3971:Animal
3943:Animal
3894:fish (
3870:Animal
3828:Animal
3796:Animal
3793:(from
3681:Erinna
3594:
3346:Rodent
3286:Mammal
3172:) via
3146:humans
3130:brains
3098:, and
3038:, and
3032:lemurs
3018:is an
2921:15 May
2843:seals.
2827:, the
2605:shrimp
2548:Oregon
2445:seabed
2428:and a
2361:phylum
2227:oxygen
2223:organs
2192:phylum
2152:(1904)
2059:phylum
1776:mating
1757:Mating
1697:Dapete
1576:genera
1571:
1547:marine
1514:phylum
1491:(1904)
1388:genera
1363:family
1361:. The
1289:(ourá)
1092:Flocke
1037:Mantis
1027:Bobcat
1022:Beagle
967:Impala
897:Cougar
797:Jaguar
752:. The
738:tomium
724:, and
551:habits
530:-ə-jee
480:-ə-jee
375:: the
311:living
290:, can
168:
127:People
122:Nature
107:Health
7984:(PDF)
7977:(PDF)
7925:S2CID
7890:JSTOR
7735:S2CID
6205:Birds
5871:5,000
5618:Free-
5614:water
5612:Fresh
5540:Fauna
5316:Birds
5236:in a
5169:skunk
5097:Fauna
4882:Male
4857:Squid
4655:Fauna
4650:Spain
4544:Fauna
4151:Fauna
4098:to a
3773:with
3637:(Sp.
3020:order
2888:USFWS
2837:tribe
2746:, a "
2426:clade
2180:platy
2176:Greek
2170:, or
2032:Latin
1943:class
1269:
1261:
1259:Latin
1253:, or
1097:Zebra
987:Koala
917:Sheep
857:Coral
837:Leech
711:genus
589:logos
583:λόγος
577:zōion
362:clade
304:clade
8031:2018
8013:ISBN
7992:2018
7953:ISBN
7832:ISBN
7805:ISBN
7767:ISBN
7727:PMID
7692:PMID
7643:PMID
7596:2018
7564:ISBN
7530:ISBN
7487:2018
7427:ISBN
7387:2018
7367:3703
6905:edit
6537:edit
6041:edit
6020:Yes
6017:Yes
6011:Yes
5985:Yes
5938:Yes
5935:Yes
5876:Yes
5837:Yes
5803:Yes
5797:Yes
5768:Yes
5729:Yes
5723:Yes
5696:Yes
5659:400
5656:Yes
5650:Yes
5602:Land
5565:Worm
5506:edit
5400:Fish
5376:Dogs
5328:Cats
5259:edit
5234:beef
4564:The
4531:and
4290:The
4259:The
3851:: a
3777:and
3721:head
3591:edit
3148:and
3106:and
3060:apes
3058:and
2981:and
2979:Good
2893:The
2809:seal
2797:The
2593:The
2524:The
2453:reef
2414:pər-
2282:The
2235:food
2218:and
2188:worm
2156:The
2045:-fer
2037:rota
1989:The
1941:, a
1861:The
1769:Two
1643:The
1590:and
1429:The
1285:οὐρά
1274:ὄφις
1186:The
907:Lion
867:Bird
832:Bird
748:and
734:beak
682:The
665:and
663:Good
571:ζῷον
526:zoh-
476:zoo-
411:and
395:and
337:and
215:are
165:edit
7917:doi
7882:doi
7719:doi
7682:PMC
7674:doi
7670:371
7633:PMC
7623:doi
7371:doi
6989:),
5944:Yes
5607:Sea
5175:'s
5171:in
4912:'s
4443:in
4292:olm
4201:In
4063:is
3782:by
3176:. (
3022:of
2839:of
2550:to
2485:sp.
2352:or
2106:. (
2053:or
1929:'s
1783:or
1781:sex
1042:Ant
947:Elk
892:Bat
862:Emu
760:as
483:,
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