species
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28.
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43.
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species
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species
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species
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species
481.
Blue-winged x Cinnamon Teal (hybrid)
Blue-winged Teal x Northern Shoveler (hybrid)
Cinnamon Teal x Northern Shoveler (hybrid)
Gadwall x American Wigeon (hybrid)
Eurasian x American Wigeon (hybrid)
Muscovy Duck x Mallard (hybrid)
Gadwall x Mallard (hybrid)
Mallard x Mexican Duck (hybrid)
American Wigeon x Green-winged Teal (hybrid)
Ring-necked Duck x Lesser Scaup (hybrid)
Lucifer x Black-chinned Hummingbird (hybrid)
Black-chinned x Anna's Hummingbird (hybrid)
Black-chinned x Costa's Hummingbird (hybrid)
Anna's x Costa's Hummingbird (hybrid)
Black-chinned x Broad-tailed Hummingbird (hybrid)
Anna's x Broad-billed Hummingbird (hybrid)
Broad-billed x Violet-crowned Hummingbird (hybrid)
Glossy x White-faced Ibis (hybrid)
Yellow-bellied x Red-naped Sapsucker (hybrid)
Red-naped x Red-breasted Sapsucker (hybrid)
Northern x Gilded Flicker (hybrid)
Canyon x Abert's Towhee (hybrid)
Green-tailed x Spotted Towhee (hybrid)
Bullock's x Baltimore Oriole (hybrid)
Black-throated Gray x Townsend's Warbler (hybrid)
Townsend's x Hermit Warbler (hybrid)
Northern Cardinal x Pyrrhuloxia (hybrid)
Lazuli x Indigo Bunting (hybrid)
Snow/Ross's Goose
Domestic goose sp. (Domestic type)
Cackling/Canada Goose
Blue-winged/Cinnamon Teal
Eurasian/American Wigeon
Mallard/Mexican Duck
dabbling duck sp.
Greater/Lesser Scaup
Common/Red-breasted Merganser
merganser sp.
waterfowl sp.
new world quail sp.
pheasant sp.
Horned/Eared Grebe
Western/Clark's Grebe
grebe sp.
Eurasian/African Collared-Dove
Streptopelia sp.
Common/Ruddy Ground Dove
ground dove/Inca Dove
pigeon/dove sp.
nighthawk sp.
Eastern/Mexican Whip-poor-will
nightjar sp.
Chimney/Vaux's Swift
Chaetura sp.
Ruby-throated/Black-chinned Hummingbird
Anna's/Costa's Hummingbird
Rufous/Allen's Hummingbird
Selasphorus sp.
hummingbird sp.
rail/crake sp.
golden-plover sp.
Short-billed/Long-billed Dowitcher
phalarope sp.
Lesser/Greater Yellowlegs
Western/Semipalmated Sandpiper
Calidris sp.
Scolopacidae sp.
shorebird sp.
Forster's/Common Tern
Common/Arctic Tern
storm-petrel sp. (dark-rumped)
storm-petrel sp. (white-rumped)
storm-petrel sp.
frigatebird sp.
Double-crested/Neotropic Cormorant
cormorant sp.
white egret sp.
Glossy/White-faced Ibis
new world vulture sp.
Sharp-shinned/Cooper's Hawk
Long-eared/Short-eared Owl
Yellow-bellied/Red-naped Sapsucker
Red-naped/Red-breasted Sapsucker
Dryobates sp.
woodpecker sp.
large falcon sp.
diurnal raptor sp.
parakeet sp.
Western/Eastern Wood-Pewee
pewee sp. (Contopus sp.)
Alder/Willow Flycatcher (Traill's Flycatcher)
Hammond's/Dusky Flycatcher
Empidonax sp.
Myiarchus sp.
Tropical/Couch's Kingbird
Cassin's/Western Kingbird
yellow-bellied kingbird sp.
Cassin's/Blue-headed Vireo
Philadelphia/Red-eyed Vireo
Bridled/Juniper Titmouse
Oak/Juniper Titmouse (Plain Titmouse)
Tree/Violet-green Swallow
swallow sp.
Ruby-crowned/Golden-crowned Kinglet
gnatcatcher sp.
Pacific/Winter Wren
Curve-billed/Bendire's Thrasher
Toxostoma sp.
bluebird sp.
Catharus sp.
House/Purple Finch
Purple/Cassin's Finch
Haemorhous sp.
new world goldfinch sp.
longspur sp.
Botteri's/Cassin's Sparrow
Spizella sp.
Dark-eyed/Yellow-eyed Junco
Zonotrichia sp.
Sagebrush/Bell's Sparrow (Sage Sparrow)
Grasshopper/Baird's Sparrow
new world sparrow sp.
Western/Chihuahuan Meadowlark
Sturnella meadowlark sp.
Bullock's/Baltimore Oriole
new world oriole sp.
Shiny/Brown-headed Cowbird
Bronzed/Brown-headed Cowbird
blackbird sp.
Louisiana/Northern Waterthrush
Leiothlypis sp.
MacGillivray's/Mourning Warbler
Townsend's/Hermit Warbler
Setophaga sp.
new world warbler sp.
tanager sp. (Piranga sp.)
Northern Cardinal/Pyrrhuloxia
Rose-breasted/Black-headed Grosbeak
Pheucticus sp.
Lazuli/Indigo Bunting
Passerina sp.
passerine sp.