species
78.
species
120.
species
123.
species
124.
species
125.
species
128.
species
136.
species
140.
species
148.
species
160.
species
166.
species
169.
species
177.
species
178.
species
179.
species
190.
species
193.
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196.
species
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206.
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species
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species
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species
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species
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species
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species
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species
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species
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species
244.
species
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species
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species
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species
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species
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species
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species
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species
260.
species
261.
species
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species
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species
265.
species
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species
270.
species
271.
species
272.
species
275.
species
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279.
species
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species
282.
species
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species
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species
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species
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species
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species
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species
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species
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species
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species
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species
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species
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species
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species
454.
species
455.
species
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species
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species
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species
460.
species
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species
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species
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species
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species
467.
species
468.
species
469.
species
470.
species
472.
species
473.
species
474.
species
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species
476.
species
477.
species
478.
species
479.
species
480.
species
481.
species
482.
species
483.
species
484.
species
485.
species
487.
species
488.
species
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species
491.
species
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species
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species
498.
species
499.
species
500.
species
501.
species
502.
Western x Glaucous-winged Gull (hybrid)
Eurasian x American Wigeon (hybrid)
Herring x Glaucous-winged Gull (hybrid)
Red-naped x Red-breasted Sapsucker (hybrid)
Domestic goose sp. x Canada Goose (hybrid)
Herring x Glaucous Gull (hybrid)
Glaucous x Glaucous-winged Gull (hybrid)
Anna's x Costa's Hummingbird (hybrid)
Blue-winged x Cinnamon Teal (hybrid)
Gadwall x Mallard (hybrid)
White-crowned x Golden-crowned Sparrow (hybrid)
Yellow-rumped x Townsend's Warbler (hybrid)
Yellow-bellied x Red-breasted Sapsucker (hybrid)
Snow x Ross's Goose (hybrid)
American x Black Oystercatcher (hybrid)
Tufted Duck x scaup sp. (hybrid)
Common x Barrow's Goldeneye (hybrid)
Calliope x Rufous Hummingbird (hybrid)
Western x Clark's Grebe (hybrid)
Yellow-bellied x Red-naped Sapsucker (hybrid)
Bullock's x Baltimore Oriole (hybrid)
Golden-winged x Blue-winged Warbler (hybrid)
Townsend's x Hermit Warbler (hybrid)
Lazuli x Indigo Bunting (hybrid)
Glaucous-winged x Slaty-backed Gull (hybrid)
Barn x Cliff Swallow (hybrid)
Rose-breasted x Black-headed Grosbeak (hybrid)
Common Yellowthroat x Yellow Warbler (hybrid)
Mallard x Northern Pintail (hybrid)
Sandwich x Elegant Tern (hybrid)
Ring-necked x Tufted Duck (hybrid)
Short-billed/Long-billed Dowitcher
Lesser/Greater Yellowlegs
Rufous/Allen's Hummingbird
House/Purple Finch
Sooty/Short-tailed Shearwater
murrelet sp.
hawk sp.
Calidris sp.
Sharp-shinned/Cooper's Hawk
crow/raven sp.
passerine sp.
storm-petrel sp.
new world warbler sp.
Black-bellied Plover/golden-plover sp.
Red-winged/Tricolored Blackbird
Snow/Ross's Goose
phalarope sp.
merganser sp.
Scripps's/Guadalupe Murrelet (Xantus's Murrelet)
albatross sp.
black-and-white shearwater sp.
Parasitic/Pomarine Jaeger
Elegant/Royal Tern
Blue-winged/Cinnamon Teal
Double-crested/Neotropic Cormorant
Sharp-tailed/Pectoral Sandpiper
new world oriole sp.
diurnal raptor sp.
Empidonax sp.
Long-tailed/Parasitic Jaeger
American/Pacific Golden-Plover (Lesser Golden-Plover)
Rose-breasted/Black-headed Grosbeak
Orchard/Hooded Oriole
Domestic goose sp. (Domestic type)
Ruby-throated/Black-chinned Hummingbird
Masked/Nazca Booby
Scripps's/Guadalupe/Craveri's Murrelet
Scripps's/Craveri's Murrelet
nighthawk sp.
Tree/Violet-green Swallow
Philadelphia/Red-eyed Vireo
yellow-bellied kingbird sp.
new world quail sp.
Pterodroma sp.
Common/Red-breasted Merganser
solitary vireo sp.
small falcon sp.
waterfowl sp.
bluebird sp.
Philadelphia/Warbling Vireo
Townsend's/Hermit Warbler
large tern sp.
large swift sp.
procellariid sp.
Selasphorus sp.
Cassin's/Western Kingbird
Black-throated Gray/Townsend's Warbler
Spotted/Eastern Towhee (Rufous-sided Towhee)
Thick-billed/Common Murre
Spizella sp.
Lincoln's/Swamp Sparrow
Western/Eastern Wood-Pewee
white egret sp.
Chimney/Vaux's Swift
American/Black Oystercatcher
tanager sp. (Piranga sp.)
Eurasian/American Wigeon
Myiarchus sp.
Cliff/Cave Swallow
Anna's/Costa's Hummingbird
storm-petrel sp. (dark-rumped)
Yellow-bellied/Red-naped Sapsucker
Lonchura sp.
longspur sp.
new world flycatcher sp.
large alcid sp.
swan sp.
Common/Short-billed Gull
Bullock's/Baltimore Oriole
pewee sp. (Contopus sp.)
parrot sp.
Sedge/Marsh Wren
rail/crake sp.
Alder/Willow Flycatcher (Traill's Flycatcher)
Toxostoma sp.
Pacific/Winter Wren
Common/Barrow's Goldeneye
Leach's/Townsend's Storm-Petrel (dark-rumped)
Western/Glaucous-winged Gull
Leach's/Townsend's Storm-Petrel
moorhen/coot/gallinule sp.
Hammond's/Dusky Flycatcher
Sagebrush/Bell's Sparrow (Sage Sparrow)
Galapagos/Hawaiian Petrel (Dark-rumped Petrel)
frigatebird sp.
Forster's/Common Tern
MacGillivray's/Mourning Warbler
Glossy/White-faced Ibis
Haemorhous sp.
parakeet sp.
flamingo sp.