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Anna's x Broad-billed Hummingbird (hybrid)
Red-naped x Red-breasted Sapsucker (hybrid)
Canyon x Abert's Towhee (hybrid)
Yellow-rumped x Townsend's Warbler (hybrid)
Yellow-bellied x Red-naped Sapsucker (hybrid)
Mountain x Mexican Chickadee (hybrid)
Anna's x Costa's Hummingbird (hybrid)
Black-chinned x Calliope Hummingbird (hybrid)
Townsend's x Hermit Warbler (hybrid)
Northern Cardinal x Pyrrhuloxia (hybrid)
Scaled x Gambel's Quail (hybrid)
Gadwall x Mallard (hybrid)
Canvasback x Ring-necked Duck (hybrid)
Summer x Western Tanager (hybrid)
Western x Clark's Grebe (hybrid)
Black-chinned x Broad-billed Hummingbird (hybrid)
Anna's x Rufous Hummingbird (hybrid)
Black-chinned x Costa's Hummingbird (hybrid)
Glossy x White-faced Ibis (hybrid)
Red-tailed x Rough-legged Hawk (hybrid)
Northern x Gilded Flicker (hybrid)
Lazuli x Indigo Bunting (hybrid)
Cinnamon Teal x Northern Shoveler (hybrid)
Blue-winged Teal x Northern Shoveler (hybrid)
Bullock's x Baltimore Oriole (hybrid)
Eurasian x American Wigeon (hybrid)
Black-chinned x Anna's Hummingbird (hybrid)
Rufous x Allen's Hummingbird (hybrid)
Blue-winged x Cinnamon Teal (hybrid)
Gadwall x Northern Pintail (hybrid)
Mallard x Mexican Duck (hybrid)
Mallard x Northern Pintail (hybrid)
Painted x Slate-throated Redstart (hybrid)
Mexican x Mottled Duck (hybrid)
White-crowned x Golden-crowned Sparrow (hybrid)
Lucifer x Costa's Hummingbird (hybrid)
Snow x Cackling Goose (hybrid)
Lucifer x Anna's Hummingbird (hybrid)
Rivoli's x Berylline Hummingbird (hybrid)
Hepatic x Flame-colored Tanager (hybrid)
Western x Flame-colored Tanager (hybrid)
Pacific/Winter Wren
sapsucker sp.
new world vulture sp.
new world quail sp.
Curve-billed/Bendire's Thrasher
Parasitic/Pomarine Jaeger
Canyon/Abert's Towhee
Louisiana/Northern Waterthrush
Yellow-bellied/Red-naped Sapsucker
shorebird sp.
Passerina sp.
Empidonax sp.
hummingbird sp.
Alder/Willow Flycatcher (Traill's Flycatcher)
peep sp.
phalarope sp.
Ruby-throated/Black-chinned Hummingbird
Northern/Tropical Parula
Hepatic/Summer Tanager
Acanthis/Spinus sp.
Townsend's/Hermit Warbler
new world warbler sp.
nightjar sp.
Glossy/White-faced Ibis
ground dove/Inca Dove
Common/Ruddy Ground Dove
Red/Red-necked Phalarope
Cassin's/Western Kingbird
Forster's/Common Tern
Tree/Violet-green Swallow
Double-crested/Neotropic Cormorant
chickadee sp.
Western/Eastern Wood-Pewee
solitary vireo sp.
Domestic goose sp. (Domestic type)
new world sparrow sp.
Tropical/Couch's Kingbird
large falcon sp.
Sharp-shinned/Cooper's Hawk
Eurasian/African Collared-Dove
ibis sp.
Chimney/Vaux's Swift
Tyrannus sp.
new world flycatcher sp.
Leiothlypis sp.
Toxostoma sp.
parrot sp.
Haemorhous sp.
Western/Chihuahuan Meadowlark
longspur sp.
woodpecker sp.
Purple/Cassin's Finch
Ammospiza sp.
Spizella sp.
cormorant sp.
bluebird sp.
Red-naped/Red-breasted Sapsucker
Dark-eyed/Yellow-eyed Junco
dabbling duck sp.
Setophaga sp.
Selasphorus sp.
Rose-breasted/Black-headed Grosbeak
Western/Semipalmated Sandpiper
nuthatch sp.
Pheucticus sp.
Bridled/Juniper Titmouse
Gray/Dusky Flycatcher
screech-owl sp.
Calidris sp.
tanager sp. (Piranga sp.)
Myiarchus sp.
Botteri's/Cassin's Sparrow
Aphelocoma sp.
Hammond's/Dusky Flycatcher
Melanerpes sp.
Sagebrush/Bell's Sparrow (Sage Sparrow)
gnatcatcher sp.
passerine sp.
white egret sp.
Myioborus sp.
Cooper's Hawk/American Goshawk
pigeon/dove sp.
Common/Red-breasted Merganser
Bronzed/Brown-headed Cowbird
Short-billed/Long-billed Dowitcher
new world oriole sp.
new world goldfinch sp.
Grasshopper/Baird's Sparrow
Spotted/Eastern Towhee (Rufous-sided Towhee)
Northern Cardinal/Pyrrhuloxia
Black-bellied Plover/golden-plover sp.
MacGillivray's/Mourning Warbler
small falcon sp.
blackbird sp.
Western/Clark's Grebe
Rufous/Allen's Hummingbird
Lesser/Greater Yellowlegs
Snow/Ross's Goose
Blue-winged/Cinnamon Teal
Horned/Eared Grebe
crow/raven sp.
yellow-bellied kingbird sp.
American/Pacific Golden-Plover (Lesser Golden-Plover)
golden-plover sp.
Orchard/Hooded Oriole
Greater/Lesser Scaup
Cassin's/Plumbeous Vireo