| Genus | Species | Common Name | Synonyms |
| Gaviidae Loon Family | | |
| Gavia | arctica | Arctic Loon | |
| Gavia | immer | Common Loon | |
| Gavia | stellata | Red-throated Loon | |
| Podicipedidae Grebe Family | | |
| Aechmophorus | occidentalis | Western Grebe | |
| Podiceps | auritus | Horned Grebe | |
| Podiceps | nigricollis | Eared Grebe | |
| Podilymbus | podiceps | Pied-billed Grebe | |
| Pelecanidae Pelican Family | | |
| Pelecanus | erythrorhynchos | American White Pelican | White Pelican |
| Ardeidae Heron Family | | |
| Ardea | herodias | Great Blue Heron | |
| Botaurus | lentiginosus | American Bittern | |
| Bubulcus | ibis | Cattle Egret | |
| Butorides | virescens | Green Heron | B. striatus |
| Casmerodias | albus | Great Egret | |
| Egretta | thula | Snowy Egret | |
| Nycticorax | nycticorax | Blck-crowned Night Heron | |
| Anatidae Swan, Goose and Duck Family | |
| Aix | sponsa | Wood Duck | |
| Anas | platyrhynchos | Mallard | |
| Anas | acuta | Northern Pintail | Pintail |
| Anas | crecca | Green-winged Teal | |
| Anas | cyanoptera | Cinnamon Teal | |
| Anas | americana | American Wigeon | |
| Anas | clypeata | Northern Shoveler | |
| Aythya | affinis | Lesser Scaup | |
| Aythya | americana | Redhead | |
| Aythya | collaris | Ring-necked Duck | |
| Branta | canadensis | Canada Goose | |
| Bucephala | albeola | Bufflehead | |
| Chen | caerulescens | Snow Goose | |
| Oxyura | jamaicensis | Ruddy Duck | |
| Cathartidae New World Vulture Family | |
| Cathartes | aura | Turkey Vulture | |
| Accipitridae Hawk and Eagle Family | | |
| Accipiter | gentilis | Northern Goshawk | |
| Accipiter | striatus | Sharp-shinned Hawk | |
| Accipiter | cooperii | Cooper’s Hawk | |
| Aquila | chrysaetos | Golden Eagle | |
| Aquila | leucocephalus | Bald Eagle | |
| Buteo | jamaicensis | Red-tailed Hawk | |
| Buteo | swainsoni | Swainson’s Hawk | |
| Buteo | albonotatus | Zone-tailed Hawk | |
| Buteo | regalis | Ferruginous Hawk | |
| Circus | cyaneus | Northern Harrier | |
| Pandion | haliaetus | Osprey | |
| Falconidae True Falcon Family | | |
| Falco | columbarius | Merlin | |
| Falco | mexicanus | Prairie Falcon | |
| Falco | peregrinus | Peregrine Falcon | |
| Falco | sparverius | American Kestrel | |
| Odontophoridae New World Quail Family | |
| Callipepla | californicus | California Quail | Lophortus c. |
| Callipepla | gambelii | Gambell’s Quail | Lophortus g. |
| Oreortyx | pictus | Mountain Quail | |
| Rallidae Rail Family | | |
| Fulica | americana | American Coot | |
| Charadriidae Plover Family | | |
| Charadrius | vociferus | Killdeer | |
| Recurvirostridae Stilt and Avocet Family | |
| Himantopus | mexicanus | Black-necked Stilt | |
| Recurvirostra | americana | American Avocet | |
| Scolopacidae Sandpiper, Snipe and Phalarope Family | |
| Actitus | macularia | Spotted Sandpiper | |
| Calidris | minutilla | Least Sandpiper | |
| Calidris | mauri | Western Sandpiper | |
| Catoptrophorus | semipalmatus | Willet | |
| Gallinago | delicata | Wilson’s Snipe | Capella gallinago Common Snipe |
| Limnodromus | scolopaceus | Long-billed Dowitcher | |
| Numenius | americanus | Long-billed Curlew | |
| Phalaropus | lobatus | Red-necked Phalarope | Lobipes l. Northern Phalarope |
| Tringa | solitaria | Solitary Sandpiper | |
| Tringa | melanoleuca | Greater Yellowlegs | |
| Laridae Gull Family | | |
| Chlidonias | niger | Black Tern | |
| Larus | occidentalis | Western Gull | |
| Larus | delawarensis | Ring-billed Gull | |
| Larus | philadelphia | Bonaparte’s Gull | |
| Sterna | forsteri | Forster’s Tern | |
| Columbidae Pigeon and Dove Family | |
| Columba | fasciata | Band-tailed Pigeon | |
| Columba | livia | Rock Dove | Feral Pigeon |
| Zenaida | asiatica | White-winged Dove | |
| Zenaida | macroura | Mourning Dove | |
| Streptopelia | chinensis | Spotted Dove | |
| Columbina | passerina | Common | |
| | | Common Ground Dove | |
| Cuculidae Cuckoo Family | | |
| Geococcyx | californianus | Greater Roadrunner | |
| Tytonidae Barn Owl Family | | |
| Tyto | alba | Barn Owl | |
| Strigidae Typical Owl Family | | |
| Asio | otus | Long-eared Owl | |
| Asio | flammeus | Short-eared Owl | |
| Athene | cunicularia | Burrowing Owl | |
| Bubo | virginianus | Great Horned Owl | |
| Micranthene | whitneyi | Elf Owl | |
| Otus | kennicottii | Western Screech Owl | O. asio |
| Strix | occidentalis | Spotted Owl | |
| Caprimulgidae Goatsucker Family | | |
| Chordeiles | acutipennis | Lesser Nighthawk | |
| Chordeiles | minor | Common Nighthawk | |
| Phalaenoptilus | nuttallii | Common Poorwill | Poorwill |
| Alcedinidae Kingfisher Family | | |
| Ceryle | alcyon | Belted Kingfisher | Megaceryle a. |
| Apodidae Swift Family | | |
| Aeronautes | saxatalis | White-throated Swift | |
| Chaetura | vauxi | Vaux’s Swift | |
| Trochilidae Hummingbird Family | | |
| Archilochus | alexandri | Black-chinned Hummingbird | |
| Calypte | anna | Anna’s Hummingbird | |
| Calypte | costae | Costa’s Hummingbird | |
| Selasphorus | rufus | Rufous Hummingbird | |
| Selasphorus | sasin | Allen’s Hummingbird | |
| Stellula | calliope | Calliope Hummingbird | |
| Picidae Woodpecker Family | | |
| Colaptes | auratus | Northern Flicker | Common Flicker |
| Melanerpes | formicivorus | Acorn Woodpecker | |
| Melanerpes | lewis | Lewis’ Woodpecker | |
| Picoides | nuttallii | Nuttal’s Woodpecker | |
| Picoides | albolarvatus | White-headed Woodpecker | |
| Picoides | scalaris | Ladder-backed Woodpecker | |
| Picoides | villosus | Hairy Woodpecker | |
| Sphyrapicus | thyroideus | Williamson’s Sapsucker | |
| Sphyrapicus | varius | Yellow-bellied Sapsucker | |
| Tyrannidae Tyrant Flycatcher Family | | |
| Contopus | sordidulus | Western Wood Peewee | |
| Contopus | cooperi | Olive-sided Flycatcher | Nuttallornis borealis |
| Empidonax | difficilis | Pacific-slope Flycatcher | Western Flycatcher |
| Empidonax | hammondii | Hammond’s Flycatcher | |
| Empidonax | oberholseri | Dusky Flycatcher | |
| Empidonax | traillii | Willow Flycatcher | |
| Empidonax | wrightii | Gray Flycatcher | |
| Myiarchus | cinerascens | Ash-throated Flycatcher | |
| Myiarchus | tyrannulus | Brown-crested Flycatcher | Wied’s Crested Flycatcher |
| Pyrocephelus | rubinus | Vermillion Flycatcher | |
| Sayornis | nigricans | Black Phoebe | |
| Sayornis | saya | Say’s Phoebe | |
| Tyrannus | verticalis | Western Kingbird | |
| Tyrannus | vociferans | Cassin’s Kingbird | |
| Laniidae True Shrike Family | | |
| Lanius | ludovicianus | Loggerhead Shrike | |
| Vireonidae Vireo Family | | |
| Vireo | bellii | Bell’s Vireo | |
| Vireo | cassinii | Solitary Vireo | V. solitarius Solitary Vireo |
| Vireo | gilvus | Warbling Vireo | |
| Vireo | plumbeus | Plumbeous Vireo | V. solitarius Solitary Vireo |
| Vireo | vicinior | Gray Vireo | |
| Corvidae Crow and Jay Family | | |
| Aphelocoma | californica | Western Scrub Jay | A. coerulescens Scrub Jay |
| Corvus | corax | Common Raven | |
| Cyanocitta | stelleri | Steller Jay | |
| Gymnorhinus | cyanocephalus | Pinyon Jay | |
| Nucifraga | columbiana | Clark’s Nutcracker | |
| Alaudidae Lark Family | | |
| Eremophila | alpestris | Horned Lark | |
| Hirundinidae Swallow Family | | |
| Hirundo | rustica | Barn Swallow | |
| Petrochelidon | pyrrhonota | Cliff Swallow | |
| Stelgidopteryx | ruficollis | Northern Rough-winged Swallow | S. ruficollis Rough-winged |
| Tachycineta | bicolor | Tree Swallow | Iridoprocne b. |
| Tachycineta | thalassina | Violet-green Swallow | |
| Paridae Chickadee and Titmouse Family | |
| Baeolophus | inornatus | Oak Titmouse | Parus i. Plain Titmouse |
| Poecile | gambeli | Mountain Chickadee | Parus g. |
| Remizidae Penduline Tit Family | | |
| Auriparus | flaviceps | Verdin | |
| Aegithalidae Long-tailed Tit Family | | |
| Psaltriparus | minimus | Bushtit | |
| Sittidae Nuthatch Family | | |
| Sitta | carolinensis | White-breasted Nuthatch | |
| Sitta | canadensis | Red-breasted Nuthatch | |
| Sitta | pygmaea | Pygmy Nuthatch | |
| Certhiidae Creeper Family | | |
| Certhia | americana | Brown Creeper | C. familiaris |
| Troglodytidae Wren Family | | |
| Campylorhynchus | brunneicapillus | Cactus Wren | |
| Catherpes | mexicanus | Canyon Wren | |
| Salpinctes | obsoletus | Rock Wren | |
| Thyromanes | bewickii | Bewick’s Wren | |
| Troglodytes | aedon | House Wren | |
| Cinclidae Dipper Family | | |
| Cinclus | mexicanus | American Dipper | Dipper |
| Timaliidae Typical Babbler Family | | |
| Chamaea | fasciata | Wrentit | |
| Regulidae Kinglet Family | | |
| | | | |
| Regulus | calendula | Ruby-crowned Kinglet | |
| Sylviidae Old World Warbler Family | | |
| Polioptila | caerulea | Blue-gray Gnatcatcher | |
| Polioptila | melanura | Black-tailed Gnatcatcher | |
| Turdidae Thrush Family | | |
| Catharus | guttatus | Hermit Thrush | |
| Catharus | ustulatus | Swainson’s Thrush | |
| Ixoreus | naevius | Varied Thrush | |
| Myadestes | townsendi | Townsend’s Solitaire | |
| Sialia | currucoides | Mountain Bluebird | |
| Sialia | mexicana | Western Bluebird | |
| Turdus | migratorius | American Robin | |
| Mimidae Mockingbird and Thrasher Family | |
| Mimus | polyglottos | Northern Mockingbird | Mockingbird |
| Oreoscoptes | montanus | Sage Thrasher | |
| Toxostoma | crissale | Crissal Thrasher | |
| Toxostoma | lecontei | Le Conte’s Thrasher | |
| Toxostoma | redivivum | California Thrasher | |
| Motacillidae Pipit and Wagtail Family | |
| Anthus | rubescens | American Pipit | A. spinoletta Water Pipit |
| Bombycillidae Waxwing Family | | |
| Bombycilla | cedrorum | Cedar Waxwing | |
| Ptilogonatidae Silky Flycatcher Family | |
| Phainopepla | nitens | Phainopepla | |
| Sturnidae Starling Family | | |
| Sturnus | vulgaris | European Starling | |
| Parulidae New World Warbler Family | |
| Dendroica | coronata | Yellow-rumped Warbler | |
| Dendroica | nigrescens | Black-throated Gray Warbler | |
| Dendroica | occidentalis | Hermit Warbler | |
| Dendroica | petechia | Yellow Warbler | |
| Dendroica | townsendi | Townsend’s Warbler | |
| Geothlypis | trichas | Common Yellowthroat | |
| Icteria | virens | Yellow-breasted Chat | |
| Oporornis | tolmiei | MacGillivray’s Warbler | |
| Parula | americana | Northern Parula | |
| Vermivora | celata | Orange-crowned Warbler | |
| Vermivora | ruficapilla | Nashville Warbler | |
| Wilsonia | pusilla | Wilson’s Warbler | |
| Thraupidae Tanager Family | | |
| Piranga | ludoviciana | Western Tanager | |
| Cardinalidae Cardinal and Grosbeak Family | |
| Passerina | amoena | Lazuli Bunting | |
| Passerina | caerulea | Blue Grosbeak | Guiraca c. |
| Pheucticus | ludovicianus | Rose-breasted Grosbeak | |
| Pheucticus | melanocephalus | Black-headed Grosbeak | |
| Emberizidae Emberizid Sparrow Family | |
| Aimophila | ruficeps | Rufous-crowned Sparrow | |
| Amphispiza | belli | Sage Sparrow | |
| Amphispiza | bilineata | Black-throated Sparrow | |
| Chondestes | grammacus | Lark Sparrow | |
| Junco | hyemalis | Dark-eyed Junco | |
| Melospiza | lincolnii | Lincoln’s Sparrow | |
| Passerculus | sandwichensis | Savannah Sparrow | |
| Passerella | iliaca | Fox Sparrow | |
| Pipilio | aberti | Abert’s Towhee | |
| Pipilio | chlorurus | Green-tailed Towhee | |
| Pipilio | fuscus | California Towhee | P. fuscus Brown Towhee |
| Pipilio | maculatus | Spotted Towhee | P. erythrophthalmus Rufous-sided |
| Pooecetes | gramineus | Vesper Sparrow | |
| Spizella | atrogularis | Black-chinned Sparrow | |
| Spizella | breweri | Brewer’s Sparrow | |
| Spizella | passerina | Chipping Sparrow | |
| Zonotrichia | atricapilla | Golden-crowned Sparrow | |
| Zonotrichia | leucophrys | White-crowned Sparrow | |
| Icteridae Oriole and Blackbird Family | |
| Agelaius | phoeniceus | Red-winged Blackbird | |
| Euphagus | cyanocephalus | Brewer’s Blackbird | |
| Icterus | bullockii | Bullock’s Oriole | I. galbula Northern Oriole |
| Icterus | cucullatus | Hooded Oriole | |
| Icterus | parisorum | Scott’s Oriole | |
| Molothrus | ater | Brown-headed Cowbird | |
| Quiscalis | mexicanus | Great-tailed Grackle | |
| Sturnella | neglecta | Western Meadowlark | |
| Xanthocephalus | xanthocephalus | Yellow-headed Blackbird | |
| Fringillidae Finch Family | | |
| Carduelis | lawrencei | Lawrence’s Goldfinch | |
| Carduelis | pinus | Pine Siskin | |
| Carduelis | psaltria | Lesser Goldfinch | |
| Carduelis | tristis | American Goldfinch | |
| Carpodacus | cassinii | Cassin’s Finch | |
| Carpodacus | mexicanus | House Finch | |
| Carpodacus | purpureus | Purple Finch | |
| Loxia | curvirostra | Red Crossbill | |
| Passeridae Old World Sparrow Family | |
| Passer | domesticus | House Sparrow | English Sparrow |