Order Apoda
Caecilians
Order Urodela
Salamanders
Family Salamandridae
Newts
Family Ambystomatidae
Mole salamanders
Family Dicamptodontidae
Giant and Olympic salamanders
Family Plethodontidae
Lungless salamanders
Family Cryptobranchidae
Hellbender
Order Anura
Frogs and Toads (O)
Family Bufonidae
True toads
Family Hylidae
True treefrogs
Family Ranidae
True frogs
Family Ascaphidae
Tailed frogs
Family Scaphiopodidae
Spadefoot toads
Order Testudines
Turtles (O)
Family Cheloniidae
Sea turtles
Family Dermochelyidae
Leatherback sea turtle
Family Emydidae
Emydid turtles (pond turtles)
Family Testudinidae
Tortoises
Family Chelydridae
Snapping turtles
Order Crocodilia
Alligators, crocodiles, caimans, and gavials (O)
Family Alligatoridae
Alligators and caimans
Family Crocodylidae
Crocodiles
Family Gavialidae
Gharials
Order Rhynchocephalia
Tuatara (O)
Order Squamata
Snakes, lizards, amphisbaenids (O)
Suborder Lacertilia
Lizards, and amphisbaenids
Family Phrynosomatidae
Horned" lizards
Family Scincidae
Skinks
Family Anguidae
Anguids (glass lizards)
Family Gekkonidae
Gekkos
Family Helodermatidae
Poisonous lizards
Family Varanidae
Monitors
Family Amphisbaenidae
Amphisbaenids
Suborder Serpentes
Snakes
Family Viperidae
Vipers
Family Colubridae
Common snakes
Family Boidae
Boas and Pythons
Family Elapidae
Erect-fanged snakes"
cobras, coral snakes
Order Anseriformes
Swans, geese, and ducks
Order Gaviiformes
Loons
Order Podicipediformes
Grebes
Order Procellariformes
Albatross, petrels, and shearwaters
Order Pelecaniformes
Pelicans and cormorants
Order Ciconiiformes
Egrets and herons
Order Gruiformes
Cranes, rails, coots
Order Charadriiformes
Most shorebirds, gulls, terns, jaegers, auks, puffins, and murres
Order Coraciiformes
Kingfishers
Order Galliformes
Partridge, grouse, ptarmigan, turkey, and quail
Order Accipitriformes
Diurnal birds of prey
Eagles, vultures, and hawks
Order Falconiformes
Falcons
Order Strigiformes
Owls
Order Apodiformes
Swifts and hummingbirds
Order Piciformes
Woodpeckers, sapsuckers, and flickers
Order Passeriformes
Passerine birds
Order Chiroptera
Bats
Family Vespertilionidae
Evening bats/Vesper bats
Order Insectivora
Insectivores (O)
Family Socicidae
Shrews
Family Talpidae
Moles
Order Rodentia
Rodents (O)
Family Aplodontiidae
Mountain Beavers
Family Muridae
Voles, lemmings, rats, and mice
Family Castoridae
Beavers
Family Erethizontidae
Porcupines
Family Sciuridae
Squirrels, ground squirrels, prairie dogs, groundhogs, marmots, tree squirrels, flying squirrels, chipmunks
Order Lagomorpha
Lagomorphs (O)
Family Leporidae
Rabbits and hares
Family Ochotonidae
Pikas
Order Monotremata
Egg laying mammals (O)
Order Didelphimorphia
Marsupials (O)
Family Didelphidae
New World Opposums
Order Primates
Lemurs, aye-ayes, bush babies, tarsiers, monkeys, apes, man
Order Carnivora
Carnivores
Family Canidae
Canines
Family Felidae
Felids
Family Mephitidae
Skunks
Family Mustelidae
Weasel Family
Family Ursidae
Bears
Family Procyonidae
Raccoons and coatis
Family Otariidae
Northern fur seal, sea lions
Family Phocidae
Northern elephant seal, harbor seal
Order Artiodactyla
Even-toed ungulates
Family Cervidae
Deer Family
Family Bovidae
Bison, mountain goats, bighorn sheep
Family Suidae
Pig Family
Family Hippopotamidae
Hippopotamus
Family Giraffidae
Giraffes
Order Perissodactyla
Odd-toed" ungulates (O)
Family Equidae
Asses, horses, zebras
Family Rhinocerotidae
Rhinos
Order Proboscidea
Elephants (O)
Family Elephantidae
Elephants (F)
Order Cetacea
whales, dolphins, porpoises (O)