Amphibians
Ambystoma gracile northwestern salamander
Ambystoma macrodactylum long-toed salamander
Aneides ferreus clouded salamander S-C
Ensatina eschscholtzii ensatina
Plethodon dunni Dunn's salamander
Plethodon vehiculum western redback salamander
Taricha granulosa roughskin newt
Dicamptodon tenebrosus Pacific giant salamander
Rhyacotriton variegatus southern torrent salamander S-V
Ascaphus truei tailed frog S-V
Pseudacris (or Hyla) regilla Pacific chorus (or tree) frog
Rana aurora red-legged frog S-U
Rana catesbeiana bullfrog I
Rana pretiosa spotted frog E, S-C
Reptiles
Chrysemys picta painted turtle S-C
Clemmys marmorata western pond turtle S-C
Trachemys scripta slider I
Elgaria coerulea northern alligator lizard
Elgaria multicarinata southern alligator lizard
Sceloporus occidentalis western fence lizard
Eumeces skiltonianus western skink
Charina bottae rubber boa
Coluber constrictor racer
Contia tenuis sharptail snake S-C
Diadophis punctatus ringneck snake
Pituophis melanoleucus (or catenfier) gopher (or pine) snake
Thamnophis elegans western terrestrial garter snake
Thamnophis ordinoides northwestern garter snake
Thamnophis sirtalis common garter snake
Crotalus viridis western rattlesnake

Breeding Birds

Podilymbus podiceps Pied-billed Grebe
Botaurus lentiginosus American Bittern
Ardea herodias Great Blue Heron
Butorides virescens Green Heron
Nycticorax nycticorax Black-crowned Night-heron E
Branta canadensis Canada Goose
Aix sponsa Wood Duck
Anas platyrhynchos Mallard
Anas cyanoptera Cinnamon Teal
Anas clypeata Northern Shoveler
Lophodytes cucullatus Hooded Merganser
Cathartes aura Turkey Vulture
Gymnogyps californianus California Condor E
Pandion haliaetus Osprey
Elanus leucurus White-tailed Kite (Black-shouldered) S-I
Haliaeetus leucocephalus Bald Eagle
Circus cyaneus Northern Harrier
Accipiter striatus Sharp-shinned Hawk
Accipiter cooperii Cooper's Hawk
Accipiter gentilis Northern Goshawk R, S-C
Buteo jamaicensis Red-tailed Hawk
Aquila chrysaetos Golden Eagle R
Falco sparverius American Kestrel
Phasianus colchicus Ring-necked Pheasant I
Meleagris gallopayo Wild Turkey I
Dendragapus obscurus Blue Grouse
Bonasa umbellus Ruffed Grouse
Callipepla californica California Quail I
Oreortyx pictus Mountain Quail
Rallus limicola Virginia Rail
Porzana carolina Sora
Fulica americana American Coot
Charadrius vociferus Killdeer
Actitis macularia Spotted Sandpiper
Gallinago gallinago Common Snipe
Brachyramphus marmoratus Marbled Murrelet S-C
Columba livia Rock Dove I
Columba fasciata Band-tailed Pigeon
Zenaida macroura Mourning Dove
Tyto alba Barn Owl
Otus kennicottii Western Screech Owl
Bubo virginianus Great Horned Owl
Glaucidium gnoma Northern Pygmy Owl S-U
Athene cunicularia Burrowing Owl R, S-C
Strix occidentalis Spotted Owl
Strix varia Barred Owl S-I
Asio otus Long-eared Owl R
Asio flammeus Short-eared Owl
Aegolius acadicus Northern Saw-whet Owl
Chordeiles minor Common Nighthawk S-W
Chaetura vauxi Vaux's Swift
Calypte anna Anna's Hummingbird
Selasphorus rufus Rufous Hummingbird
Coccyzus americanus Yellow-billed Cuckoo E, S-C
Ceryle alcyon Belted Kingfisher
Melanerpes lewis Lewis' Woodpecker R, S-C
Melanerpes formicivorus Acorn Woodpecker S-U
Sphyrapicus ruber Red-breasted Sapsucker
Picoides pubescens Downy Woodpecker
Picoides villosus Hairy Woodpecker
Colaptes auratus Northern Flicker
Dryocopus pileatus Pileated Woodpecker S-C
Contopus borealis Olive-sided Flycatcher
Contopus sordidulus Western Wood-pewee
Empidonax traillii Willow Flycatcher
Empidonax hammondii Hammond's Flycatcher
Empidonax difficilis Pacific-slope Flycatcher (Western)
Tyrannus verticalis Western Kingbird
Eremophila alpestris Horned Lark S-U
Progne subis Purple Martin R, S-C
Tachycineta bicolor Tree Swallow
Tachycineta thalassina Violet-green Swallow
Stelgidopteryx serripennis Northern rough-winged Swallow
Hirundo pyrrhonota Cliff Swallow
Hirundo rustica Barn Swallow
Cyanocitta stelleri Steller's Jay
Aphelocoma californica Western Scrub Jay
Corvus brachyrhynchos American Crow
Corvus corax Common Raven
Parus atricapillus Black-capped Chickadee
Parus rufescens Chestnut-backed Chickadee
Psaltriparus minimus Bushtit
Sitta canadensis Red-breasted Nuthatch
Sitta carolinensis White-breasted Nuthatch
Certhia americana Brown Creeper
Thryomanes bewickii Bewick's Wren
Troglodytes aedon House Wren
Troglodytes troglodytes Winter Wren
Cistothorus palustris Marsh Wren
Cinclus mexicanus American Dipper
Regulus satrapa Golden-crowned Kinglet
Sialia mexicana Western Bluebird S-V
Catharus ustulatus Swainson's Thrush
Turdus migratorius American Robin
Ixoreus naevius Varied Thrush
Chamaea fasciata Wrentit
Bombycilla cedrorum Cedar Waxwing
Lanius ludovicianus Loggerhead Shrike R
Sturnus vulgaris European Starling I
Vireo solitarius Solitary Vireo
Vireo huttoni Hutton's Vireo
Vireo gilvus Warbling Vireo
Vermivora celata Orange-crowned Warbler
Dendroica petechia Yellow Warbler S-W
Dendroica coronata Yellow-rumped Warbler
Dendroica nigrescens Black-throated Gray Warbler
Dendroica occidentalis Hermit Warbler
Oporornis tolmiei Macgillivray's Warbler
Geothlypis trichas Common Yellowthroat
Wilsonia pusilla Wilson's Warbler
Icteria virens Yellow-breasted Chat
Piranga ludoviciana Western Tanager
Pheucticus melanocephalus Black-headed Grosbeak
Passerina amoena Lazuli Bunting
Pipilo maculatus Spotted Towhee
Spizella passerina Chipping Sparrow
Pooecetes gramineus Vesper Sparrow
Passerculus sandwichensis Savannah Sparrow
Ammodramus savannarum Grasshopper Sparrow R, S-U
Melospiza melodia Song Sparrow
Zonotrichia leucophrys White-crowned Sparrow
Junco hyemalis Dark-eyed Junco
Agelaius phoeniceus Red-winged Blackbird
Sturnella neglecta Western Meadowlark S-W
Euphagus cyanocephalus Brewer's Blackbird
Molothrus ater Brown-headed Cowbird
Icterus bullockii Bullock's Oriole
Carpodacus purpureus Purple Finch
Carpodacus mexicanus House Finch
Loxia curvirostra Red Crossbill
Carduelis pinus Pine Siskin
Carduelis psaltria Lesser Goldfinch
Carduelis tristis American Goldfinch
Coccothraustes vespertinus Evening Grosbeak
Passer domesticus House Sparrow I
Mammals
Sorex vagrans vagrant shrew
Sorex pacificus Pacific shrew
Sorex bendirii Pacific water or marsh shrew
Sorex trowbridgii Trowbridge's shrew
Sorex sonomae fog shrew
Neurotrichus gibbsii shrew-mole
Scapanus townsendii Townsend's mole
Scapanus orarius coast mole
Myotis lucifugus little brown myotis
Myotis yumanensis yuma myotis
Myotis evotis long-eared myotis
Myotis thysanodes fringed myotis S-V
Myotis volans long-legged myotis
Myotis californicus California myotis
Lasionycteris noctivagans silver-haired bat
Eptesicus fuscus big brown bat
Lasiurus cinereus hoary bat
Antrozous pallidus pallid bat R, S-V
Plecotus townsendii Tonwsend's big-eared bat R, S-C
Sylvilagus bachmani brush rabbit
Sylvilagus floridanus eastern cottontail I
Lepus americanus snowshoe hare
Lepus californicus black-tailed jack rabbit S-W
Aplodontia rufa mountain beaver
Tamias townsendii Townsend's chipmunk
Spermophilus beecheyi California ground squirrel
Sciurus griseus western gray squirrel
Tamiasciurus douglasii Douglas' squirrel or chickaree
Glaucomys sabrinus northern flying squirrel
Thomomys mazama western pocket gopher
Thomomys bulbivorus camas pocket gopher
Castor canadensis American beaver
Peromyscus maniculatus deer mouse
Neotoma fuscipes dusky-footed woodrat
Neotoma cinerea bushy-tailed woodrat
Clethrionomys californicus western red-backed vole
Phenacomys albipes white-footed vole
Phenacomys longicaudus red tree vole
Microtus townsendii Townsend's vole
Microtus longicaudus long-tailed vole
Microtus oregoni creeping or Oregon vole
Microtus canicaudus gray-tailed vole
Ondatra zibethicus common muskrat
Rattus norvegicus Norway rat I
Mus musculus house mouse I
Myocastor coypus nutria I
Zapus trinotatus pacific jumping mouse
Erethizon dorsatum common porcupine
Canis lupus gray (or timber) wolf E
Canis latrans coyote
Vulpes vulpes red fox
Urocyon cinereoargenteus gray fox
Ursus arctos grizzly bear E
Ursus americanus black bear
Procyon lotor common raccoon
Martes americana American marten S-C
Martes pennanti fisher S-C
Mustela erminea ermine (or shorttail weasel)
Mustela frenata long-tailed weasel
Mustela vison mink
Spilogale gracilis western spotted skunk
Mephitis mephitis striped skunk
Lutra canadensis northern river otter
Felis concolor mountain lion
Felis catus feral house cat I
Lynx lynx lynx E
Lynx rufus bobcat
Cervus elaphus wapiti or elk
Odocoileus hemionus (columbianus) mule or black-tailed deer
Odocoileus virginianus white-tailed deer E
Didelphis virginiana Virginia opossum I
Homo sapiens - native indigenous humans E
Homo sapiens - introduced non-indigenous humans I