urochordata – ciona intestinalis – vertebrates – amphibia – anura – bufonidae – bufo arenarum – bufo bufo – bufo marinus – pipidae – xenopus – xenopus laevis – ranidae – rana catesbeiana – rana esculenta – rana pipiens – rana ridibunda – rana temporaria – urodela – ambystomatidae – ambystoma – ambystoma mexicanum – proteidae – necturus – necturus maculosus – salamandridae – notophthalmus – notophthalmus viridescens – pleurodeles – salamandra – triturus – birds – anseriformes – ducks – geese – charadriiformes – columbiformes – columbidae – falconiformes – eagles – hawks – galliformes – chickens – quail – colinus – coturnix – turkeys – palaeognathae – dromaiidae – rheiformes – struthioniformes – poultry – chickens – ducks – geese – turkeys – passeriformes – songbirds – crows – finches – canaries – sparrows – starlings – swallows – psittaciformes – cockatoos – parrots – agapornis – amazona – parakeets – melopsittacus – psittacula – raptors – falconiformes – eagles – hawks – strigiformes – spheniscidae – strigiformes – fishes – batrachoidiformes – catfishes – ictaluridae – cypriniformes – cyprinidae – carps – goldfish – zebrafish – eels – freshwater eels – elasmobranchii – sharks – dogfish – squalus – squalus acanthias – skates (fish) – torpedo – electric fish – gymnotiformes – electrophorus – skates (fish) – torpedo – esociformes – esocidae – umbridae – fishes, poisonous – flatfishes – flounder – gadiformes – gadus morhua – hagfishes – lampreys – petromyzon – osmeriformes – perciformes – bass – cichlids – tilapia – perches – sea bream – tuna – salmoniformes – salmonidae – salmon – oncorhynchus – oncorhynchus keta – oncorhynchus kisutch – salmo salar – trout – oncorhynchus – oncorhynchus mykiss – smegmamorpha – beloniformes – oryzias – cyprinodontiformes – fundulidae – killifishes – poecilia – tetraodontiformes – takifugu – mammals – artiodactyla – ruminants – antelopes – bison – buffaloes – camelids, new world – camels – cattle – deer – muntjacs – reindeer – goats – rupicapra – sheep – sheep, bighorn – sheep, domestic – swine – sus scrofa – swine, miniature – carnivora – canidae – coyotes – dogs – foxes – jackals – raccoon dogs – wolves – felidae – acinonyx – felis – cats – lynx – panthera – lions – tigers – puma – herpestidae – hyaenidae – mephitidae – mustelidae – ferrets – mink – otters –