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Discover birds observed in Colorado, United States
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Buteo jamaicensis
9,256 observations

Pica hudsonia
9,239 observations

Anas platyrhynchos
8,844 observations

Branta canadensis
7,741 observations

Turdus migratorius
7,411 observations

Agelaius phoeniceus
6,297 observations

Colaptes auratus
5,873 observations

Haemorhous mexicanus
5,094 observations

Ardea herodias
4,832 observations

Haliaeetus leucocephalus
4,544 observations

Junco hyemalis
4,497 observations

Cyanocitta stelleri
4,296 observations

Meleagris gallopavo
4,083 observations

Pipilo maculatus
3,809 observations

Selasphorus platycercus
3,732 observations

Bubo virginianus
3,416 observations

Pelecanus erythrorhynchos
3,370 observations

Zonotrichia leucophrys
3,024 observations

Nannopterum auritum
3,017 observations

Sturnella neglecta
2,998 observations

Sialia currucoides
2,967 observations

Poecile atricapillus
2,886 observations

Sayornis saya
2,719 observations

Falco sparverius
2,666 observations

Astur cooperii
2,609 observations

Aphelocoma woodhouseii
2,567 observations

Spinus tristis
2,516 observations

Poecile gambeli
2,512 observations

Buteo swainsoni
2,508 observations

Passer domesticus
2,364 observations

Pandion haliaetus
2,296 observations

Charadrius vociferus
2,249 observations

Dryobates pubescens
2,246 observations

Perisoreus canadensis
2,194 observations

Melospiza melodia
2,160 observations

Tyrannus verticalis
2,160 observations

Cyanocitta cristata
2,147 observations

Piranga ludoviciana
2,112 observations

Sitta carolinensis
2,089 observations

Bucephala clangula
2,056 observations

Zenaida macroura
2,018 observations

Fulica americana
2,010 observations

Larus delawarensis
1,998 observations

Setophaga coronata
1,996 observations

Corvus brachyrhynchos
1,946 observations

Hirundo rustica
1,917 observations

Mareca strepera
1,915 observations

Dendragapus obscurus
1,897 observations

Sturnus vulgaris
1,895 observations

Corvus corax
1,822 observations