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23,269 species in California
Gavia pacifica
Contopus cooperi
Callipepla gambelii
Chroicocephalus philadelphia
Pterygophora californica
Gavia stellata
Thalasseus maximus
Buteo swainsoni
Aquila chrysaetos
Branta hutchinsii
Tyto furcata
Megastraea undosa
Vireo cassinii
Cerorhinca monocerata
Kelletia kelletii
Leiothlypis ruficapilla
Crassadoma gigantea
Xanthocephalus xanthocephalus
Apostichopus parvimensis
Selasphorus rufus
Spinus lawrencei
Cepphus columba
Geothlypis tolmiei
Icteria virens
Haemorhous cassinii
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