| acanthis flammea | Yes | species | eukaryota | vertebrates | species | 54769 | click here |
| accipiter gentilis | Yes | species | eukaryota | vertebrates | species | 8957 | click here |
| accipiter nisus | Yes | species | eukaryota | vertebrates | species | 211598 | click here |
| ailurus fulgens | Yes | species | eukaryota | mammals | species | 9649 | click here |
| alces alces | Yes | species | eukaryota | mammals | species | 9852 | click here |
| alectoris chukar | Yes | species | eukaryota | vertebrates | species | 9078 | click here |
| alligator mississippiensis | Yes | species | eukaryota | vertebrates | species | 8496 | click here |
| alouatta caraya | Yes | species | eukaryota | primates | species | 9502 | click here |
| amazona aestiva | Yes | species | eukaryota | vertebrates | species | 12930 | click here |
| amazona amazonica | Yes | species | eukaryota | vertebrates | species | 151758 | click here |
| amazona finschi | Yes | species | eukaryota | vertebrates | species | 241578 | click here |
| amazona pretrei | Yes | species | eukaryota | vertebrates | species | 244081 | click here |
| amniota | Yes | | | vertebrates | no rank | 32524 | click here |
| anas | Yes | | | vertebrates | genus | 8835 | click here |
| anas acuta | Yes | species | eukaryota | vertebrates | species | 28680 | click here |
| anas carolinensis | Yes | species | eukaryota | vertebrates | species | 75836 | click here |
| anas platyrhynchos | Yes | species | eukaryota | vertebrates | species | 8839 | click here |
| anatidae | Yes | | | vertebrates | family | 8830 | click here |
| anaxyrus terrestris | Yes | species | eukaryota | vertebrates | species | 47559 | click here |
| anguilla anguilla | Yes | species | eukaryota | vertebrates | species | 7936 | click here |
| anguilliformes | Yes | | | vertebrates | order | 7933 | click here |
| anolis biporcatus | Yes | species | eukaryota | vertebrates | species | 141893 | click here |
| anser | Yes | | | vertebrates | genus | 8842 | click here |
| anser anser | Yes | species | eukaryota | vertebrates | species | 8843 | click here |
| anser anser domesticus | Yes | subspecies | eukaryota | vertebrates | subspecies | 8848 | click here |
| anser caerulescens | Yes | species | eukaryota | vertebrates | species | 8849 | click here |
| anser cygnoides | Yes | species | eukaryota | vertebrates | species | 8845 | click here |
| anser indicus | Yes | species | eukaryota | vertebrates | species | 8846 | click here |
| anser sp. | Yes | no rank | eukaryota | vertebrates | species | 8847 | click here |
| antilope cervicapra | Yes | species | eukaryota | mammals | species | 59525 | click here |
| anura | Yes | | | vertebrates | order | 8342 | click here |
| aphelocoma coerulescens | Yes | species | eukaryota | vertebrates | species | 39617 | click here |
| apis mellifera | Yes | species | eukaryota | invertebrates | species | 7460 | click here |
| aptenodytes patagonicus | Yes | species | eukaryota | vertebrates | species | 9234 | click here |
| apus apus | Yes | species | eukaryota | vertebrates | species | 8895 | click here |
| ara ararauna | Yes | species | eukaryota | vertebrates | species | 9226 | click here |
| ardea cinerea | Yes | species | eukaryota | vertebrates | species | 30390 | click here |
| ardea intermedia | Yes | species | eukaryota | vertebrates | species | 585464 | click here |
| ardeidae | Yes | | | vertebrates | family | 8899 | click here |
| aves | Yes | | | vertebrates | class | 8782 | click here |
| bacteria | Yes | | | bacteria | superkingdom | 2 | click here |
| bison | Yes | | | mammals | genus | 9900 | click here |
| bivalvia | Yes | | | invertebrates | class | 6544 | click here |
| blattella germanica | Yes | species | eukaryota | invertebrates | species | 6973 | click here |
| boa constrictor | Yes | species | eukaryota | vertebrates | species | 8574 | click here |
| bos | Yes | | | mammals | genus | 9903 | click here |
| bos grunniens | Yes | species | eukaryota | mammals | species | 30521 | click here |
| bos indicus | Yes | species | eukaryota | mammals | species | 9915 | click here |
| bos primigenius | Yes | species | eukaryota | mammals | species | 9909 | click here |
| bos sp. | Yes | no rank | eukaryota | mammals | species | 29061 | click here |
| bos taurus | Yes | species | eukaryota | mammals | species | 9913 | click here |
| bothrops asper | Yes | species | eukaryota | vertebrates | species | 8722 | click here |
| bovidae | Yes | | | mammals | family | 9895 | click here |
| bovinae | Yes | | | mammals | subfamily | 27592 | click here |
| branta canadensis | Yes | species | eukaryota | vertebrates | species | 8853 | click here |
| brassica oleracea var. italica | Yes | varietas | eukaryota | plants | varietas | 36774 | click here |
| brassica rapa | Yes | species | eukaryota | plants | species | 3711 | click here |
| bubalus bubalis | Yes | species | eukaryota | mammals | species | 89462 | click here |
| bubo bubo | Yes | species | eukaryota | vertebrates | species | 30461 | click here |
| bubulcus ibis | Yes | species | eukaryota | vertebrates | species | 110668 | click here |
| burhinus oedicnemus | Yes | species | eukaryota | vertebrates | species | 85105 | click here |
| buteo buteo | Yes | species | eukaryota | vertebrates | species | 30397 | click here |
| buteo jamaicensis | Yes | species | eukaryota | vertebrates | species | 56263 | click here |
| cacatua galerita | Yes | species | eukaryota | vertebrates | species | 141274 | click here |
| cacatua moluccensis | Yes | species | eukaryota | vertebrates | species | 136504 | click here |
| cairina moschata | Yes | species | eukaryota | vertebrates | species | 8855 | click here |
| callorhinus ursinus | Yes | species | eukaryota | mammals | species | 34884 | click here |
| camelus | Yes | | | mammals | genus | 9836 | click here |
| camelus bactrianus | Yes | species | eukaryota | mammals | species | 9837 | click here |
| camelus dromedarius | Yes | species | eukaryota | mammals | species | 9838 | click here |
| camelus sp. | Yes | no rank | eukaryota | mammals | species | 30536 | click here |
| canidae | Yes | | | mammals | family | 9608 | click here |
| canis | Yes | | | mammals | genus | 9611 | click here |
| canis latrans | Yes | species | eukaryota | mammals | species | 9614 | click here |
| canis lupus | Yes | species | eukaryota | mammals | species | 9612 | click here |
| canis lupus familiaris | Yes | subspecies | eukaryota | mammals | subspecies | 9615 | click here |
| canis rufus | Yes | species | eukaryota | mammals | species | 45781 | click here |
| canis sp. | Yes | no rank | eukaryota | mammals | species | 9616 | click here |
| capra hircus | Yes | species | eukaryota | mammals | species | 9925 | click here |
| capra ibex | Yes | species | eukaryota | mammals | species | 72542 | click here |
| capra pyrenaica | Yes | species | eukaryota | mammals | species | 80419 | click here |
| caprinae | Yes | | | mammals | subfamily | 9963 | click here |
| capsicum | Yes | | | plants | genus | 4071 | click here |
| capsicum annuum | Yes | species | eukaryota | plants | species | 4072 | click here |
| carassius auratus | Yes | species | eukaryota | vertebrates | species | 7957 | click here |
| cardinalis cardinalis | Yes | species | eukaryota | vertebrates | species | 98964 | click here |
| carduelis carduelis | Yes | species | eukaryota | vertebrates | species | 37600 | click here |
| carduelis chloris | Yes | species | eukaryota | vertebrates | species | 37601 | click here |
| carica papaya | Yes | species | eukaryota | plants | species | 3649 | click here |
| cathartes aura | Yes | species | eukaryota | vertebrates | species | 43455 | click here |
| cavia porcellus | Yes | species | eukaryota | rodents | species | 10141 | click here |
| centrocercus urophasianus | Yes | species | eukaryota | vertebrates | species | 9002 | click here |
| cephalopoda | Yes | | | invertebrates | class | 6605 | click here |
| cervidae | Yes | | | mammals | family | 9850 | click here |
| cervus canadensis nelsoni | Yes | subspecies | eukaryota | mammals | subspecies | 9864 | click here |
| cervus elaphus | Yes | species | eukaryota | mammals | species | 9860 | click here |
| cervus nippon | Yes | species | eukaryota | mammals | species | 9863 | click here |
| cettia cetti | Yes | species | eukaryota | vertebrates | species | 68486 | click here |
| chaerephon pumilus | Yes | species | eukaryota | mammals | species | 242384 | click here |
| chalcophaps indica | Yes | species | eukaryota | vertebrates | species | 187108 | click here |