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Denver-Boulder Metro Area: Birds

This guide contains birds that can be found in the Denver-Boulder Metro Area, including Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas, and Jefferson Counties.

Least Tern 1
Sternula antillarum
Caspian Tern 2
Hydroprogne caspia
Royal Tern 3
Thalasseus maximus
Forster's Tern 4
Sterna forsteri
Common Tern 5
Sterna hirundo
Black Tern 6
Chlidonias niger
Bonaparte's Gull 7
Chroicocephalus philadelphia
Little Gull 8
Hydrocoloeus minutus
Herring Gull 9
Larus argentatus
Cook Inlet Gull 10
Larus argentatus × glaucescens
California Gull 11
Larus californicus
Mew Gull 12
Larus canus
Ring-billed Gull 13
Larus delawarensis
Lesser Black-backed Gull 14
Larus fuscus
Glaucous-winged Gull 15
Larus glaucescens
Iceland Gull 16
Larus glaucoides
Glaucous Gull 17
Larus hyperboreus
Great Black-backed Gull 18
Larus marinus
Western Gull 19
Larus occidentalis
Slaty-backed Gull 20
Larus schistisagus
Black-legged Kittiwake 21
Rissa tridactyla
Ross's Gull 22
Rhodostethia rosea
Sabine's Gull 23
Xema sabini
Laughing Gull 24
Leucophaeus atricilla
Franklin's Gull 25
Leucophaeus pipixcan

Edited by Colorado Parks and Wildlife, some rights reserved (CC BY-SA)

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