species
15.
species
19.
species
34.
species
35.
species
83.
species
101.
species
105.
species
109.
species
111.
species
112.
species
114.
species
115.
species
116.
species
120.
species
121.
species
124.
species
126.
species
127.
species
128.
species
130.
species
132.
species
134.
species
135.
species
137.
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138.
species
139.
species
141.
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142.
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143.
species
145.
species
149.
species
151.
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154.
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155.
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species
157.
species
159.
species
160.
species
161.
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162.
species
163.
species
164.
species
165.
species
166.
species
167.
species
170.
species
171.
species
172.
species
173.
species
174.
species
175.
species
176.
species
177.
species
178.
species
179.
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180.
species
181.
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182.
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183.
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184.
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188.
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species
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species
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species
213.
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215.
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271.
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275.
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278.
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397.
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399.
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401.
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403.
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411.
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416.
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417.
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420.
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species
430.
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432.
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435.
species
437.
species
439.
species
441.
species
447.
Muscovy Duck x Mallard (hybrid)
Mallard x American Black Duck (hybrid)
Graylag x Canada Goose (hybrid)
Herring x Glaucous Gull (hybrid)
Graylag x Swan Goose (hybrid)
Snow x Ross's Goose (hybrid)
Domestic goose sp. x Canada Goose (hybrid)
Swan Goose x Canada Goose (hybrid)
Greater White-fronted x Canada Goose (hybrid)
Common Goldeneye x Hooded Merganser (hybrid)
Blue-winged Teal x Northern Shoveler (hybrid)
Herring x Lesser Black-backed Gull (hybrid)
Blue-winged x Cinnamon Teal (hybrid)
Snow x Canada Goose (hybrid)
Ring-necked Duck x scaup sp. (hybrid)
Canvasback x Redhead (hybrid)
American Wigeon x Mallard (hybrid)
Red-tailed x Rough-legged Hawk (hybrid)
Bufflehead x Hooded Merganser (hybrid)
Herring x Great Black-backed Gull (hybrid)
Brewster's Warbler (hybrid)
Golden-winged x Blue-winged Warbler (hybrid)
Lawrence's Warbler (hybrid)
White-crowned x White-throated Sparrow (hybrid)
American Wigeon x Green-winged Teal (hybrid)
Carolina x Black-capped Chickadee (hybrid)
Mallard x Northern Pintail (hybrid)
Cinnamon Teal x Northern Shoveler (hybrid)
Barn x Cliff Swallow (hybrid)
Mallard x Green-winged Teal (hybrid)
Trumpeter x Whooper Swan (hybrid)
Eurasian x American Wigeon (hybrid)
Gadwall x Mallard (hybrid)
Common x Barrow's Goldeneye (hybrid)
Gadwall x Green-winged Teal (hybrid)
Laughing x Ring-billed Gull (hybrid)
Ring-necked Duck x Greater Scaup (hybrid)
Dark-eyed Junco x White-throated Sparrow (hybrid)
Herring x Glaucous-winged Gull (hybrid)
Clay-colored x Field Sparrow (hybrid)
Red-shouldered x Red-tailed Hawk (hybrid)
Yellow-bellied x Red-naped Sapsucker (hybrid)
Northern Shoveler x Gadwall (hybrid)
Couch's x Western Kingbird (hybrid)
Glossy x White-faced Ibis (hybrid)
Snow x Greater White-fronted Goose (hybrid)
Cerulean Warbler x Northern Parula (hybrid)
Greater/Lesser Scaup
Carolina/Black-capped Chickadee
Common/Red-breasted Merganser
Sharp-shinned/Cooper's Hawk
new world sparrow sp.
Snow/Ross's Goose
Spizella sp./American Tree Sparrow
small falcon sp.
Lesser/Greater Yellowlegs
diurnal raptor sp.
White-crowned/White-throated Sparrow
Domestic goose sp. (Domestic type)
Mallard/American Black Duck
pheasant sp.
storm-petrel sp.
Ruby-crowned/Golden-crowned Kinglet
crossbill sp.
Golden/Bald Eagle
Calidris sp.
Western/Eastern Meadowlark
Glossy/White-faced Ibis
Black-bellied Plover/golden-plover sp.
Horned/Eared Grebe
Rufous/Allen's Hummingbird
Parasitic/Pomarine Jaeger
new world flycatcher sp.
Ruby-throated/Black-chinned Hummingbird
Leiothlypis sp.
phalarope sp.
hummingbird sp.
Yellow-billed/Black-billed Cuckoo
Bay-breasted/Blackpoll Warbler
tanager sp. (Piranga sp.)
rail/crake sp.
Short-billed/Long-billed Dowitcher
Sedge/Marsh Wren
Alder/Willow Flycatcher (Traill's Flycatcher)
white egret sp.
Red/Red-necked Phalarope
Western/Semipalmated Sandpiper
Philadelphia/Warbling Vireo
Louisiana/Northern Waterthrush
Double-crested/Neotropic Cormorant
Long-tailed/Parasitic Jaeger
Yellow-crowned/Black-crowned Night Heron
parrot sp.
cuckoo sp. (Cuculidae sp.)
nuthatch sp.
crow/raven sp.
Chipping Sparrow/Worm-eating Warbler
cormorant sp.
Philadelphia/Red-eyed Vireo
Summer/Scarlet Tanager
Golden-winged/Blue-winged Warbler
Lincoln's/Swamp Sparrow
longspur sp.
gull/tern sp.
Scolopacidae sp.
Ring-necked/Green Pheasant
Sturnella meadowlark sp.
American/Fish Crow
Common/Barrow's Goldeneye
pewee sp. (Contopus sp.)
LeConte's/Nelson's Sparrow
Connecticut/MacGillivray's/Mourning Warbler
Coccyzus sp.
moorhen/coot/gallinule sp.
Cassin's/Blue-headed Vireo
Long-eared/Short-eared Owl
Anas sp.
sparrow/warbler sp. (trilling song)
Selasphorus sp.
Ammospiza sp.
large tern sp.
nightjar sp.
Rallus sp.
Spotted/Eastern Towhee (Rufous-sided Towhee)
Cooper's Hawk/American Goshawk
large shorebird sp.
Loggerhead/Northern Shrike
Common/Hoary Redpoll
Eurasian/African Collared-Dove
Red-shouldered/Broad-winged Hawk
Gray-cheeked/Bicknell's Thrush
Rusty/Brewer's Blackbird
Petrochelidon sp.
Passer sp.
Tropical/Couch's Kingbird
Haemorhous sp.
Pheucticus sp.
Dryobates sp.
Podiceps sp.
large rail sp.
Bohemian/Cedar Waxwing
yellow-bellied kingbird sp.
Grasshopper/Henslow's Sparrow
Myiarchus sp.
Arctic/Pacific Loon
Western/Eastern Wood-Pewee
small plover sp.
Streptopelia sp.
solitary vireo sp.
paradise-whydah sp.
jaeger/skua sp.