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Discover birds observed in Colorado, United States
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Buteo jamaicensis
9,221 observations

Pica hudsonia
9,156 observations

Anas platyrhynchos
8,766 observations

Branta canadensis
7,702 observations

Turdus migratorius
7,329 observations

Agelaius phoeniceus
6,218 observations

Colaptes auratus
5,823 observations

Haemorhous mexicanus
5,022 observations

Ardea herodias
4,767 observations

Haliaeetus leucocephalus
4,527 observations

Junco hyemalis
4,468 observations

Cyanocitta stelleri
4,248 observations

Meleagris gallopavo
4,056 observations

Pipilo maculatus
3,760 observations

Selasphorus platycercus
3,699 observations

Bubo virginianus
3,400 observations

Pelecanus erythrorhynchos
3,337 observations

Zonotrichia leucophrys
3,006 observations

Sturnella neglecta
2,962 observations

Nannopterum auritum
2,943 observations

Sialia currucoides
2,934 observations

Poecile atricapillus
2,872 observations

Sayornis saya
2,693 observations

Falco sparverius
2,654 observations

Astur cooperii
2,588 observations

Aphelocoma woodhouseii
2,556 observations

Poecile gambeli
2,502 observations

Spinus tristis
2,489 observations

Buteo swainsoni
2,482 observations

Passer domesticus
2,327 observations

Pandion haliaetus
2,273 observations

Dryobates pubescens
2,237 observations

Charadrius vociferus
2,220 observations

Perisoreus canadensis
2,185 observations

Melospiza melodia
2,145 observations

Cyanocitta cristata
2,107 observations

Tyrannus verticalis
2,081 observations

Piranga ludoviciana
2,079 observations

Sitta carolinensis
2,065 observations

Bucephala clangula
2,056 observations

Fulica americana
2,007 observations

Zenaida macroura
1,998 observations

Larus delawarensis
1,997 observations

Setophaga coronata
1,987 observations

Corvus brachyrhynchos
1,929 observations

Mareca strepera
1,915 observations

Hirundo rustica
1,884 observations

Sturnus vulgaris
1,875 observations

Dendragapus obscurus
1,871 observations

Corvus corax
1,809 observations