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Rare/Unusual Birds of Colorado

accepted by the CBRC

Reports Menu

  • Cackling Goose (Aleutian)
    © Steven Mlodinow
  • Black-throated Blue Warbler
    © Bill Maynard
  • Eskimo Curlew
    © Artist-Archibald Thorburn
  • Northern Harrier
    © David Waltman
  • Cliff Swallow
    © Bill Maynard
  • Cape May Warbler
    © David Leatherman
  • Trumpeter Swan
    © Bill Schmoker
  • Cassin's Finch
    © Glenn Walbek
  • Vaux's Swift
    © Brandon K. Percival
  • Cassin's Vireo
    © Peter Burke
  • Purple Martin
    © Brian Gibbons
  • Cooper's Hawk
    © Glenn Walbek
  • Costa's Hummingbird
    © Rachel Hopper
  • Crissal Thrasher
    © Brian Genge
  • Gray-cheeked Thrush
    © Glenn Walbek
  • Blue-winged Teal
    © Bill Schmoker
  • Eastern Screech-Owl
    © Rachel Hopper
  • Common Black Hawk
    © Bill Maynard
  • Lincoln's Sparrow
    © Rachel Hopper
  • Slaty-backed Gull
    © Randy Siebert