ABC's Bird Library

Search our 400+ comprehensive bird species profiles to learn about the natural history and conservation issues facing birds throughout the Americas.

Blue-throated macaws flying

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Baudo Guan, Su Li, Macaulay Library at the Cornell Lab of Ornithology
Baudo Guan
  • Population: 7,000-21,000
  • Trend:  Decreasing
Wedge-tailed Shearwater by Herbert Fechter, Macaulay Library at the Cornell Lab of Ornithology
Wedge-tailed Shearwater ('Ua'u Kani)
  • Population: 5.2 million
  • Trend:  Decreasing
Red-cockaded Woodpecker by Keith Kennedy, Macaulay Library at the Cornell Lab of Ornithology
Red-cockaded Woodpecker
  • Population: 15,000
  • Trend:  Decreasing
Cundinamarca Antpitta by Daniel J. Lebbin
Cundinamarca Antpitta
  • Population: 330-800
  • Trend:  Decreasing
Turkey Vulture by Gary Sang, Shutterstock
Turkey Vulture
  • Population: 6,700,000 (estimate only for U.S. and Canada)
  • Trend:  Stable or increasing
Red-necked Phalarope by Darren Clark, Macaulay Library at the Cornell Lab of Ornitholog
Red-necked Phalarope
  • Population: 3,600,000 to 4,500,000
  • Trend:  Decreasing
American Flamingos by John A. Anderson, Shutterstock
American Flamingo
  • Population: 150,000-205,000
  • Trend:  Increasing
Marbled Murrelet by Mike Danzenbaker
Marbled Murrelet
  • Population: 240,000-280,000
  • Trend:  Decreasing
Palila by Jacob Drucker
Palila
  • Population: Estimated at fewer than 680
  • Trend:  Decreasing
Swainson's Hawk by Brendan Beers, Macaulay Library at the Cornell Lab of Ornithology
Swainson's Hawk
  • Population: 900,000
  • Trend:  Stable
'Akeke'e by Stephen Lorenz, Macaulay Library at the Cornell Lab of Ornithology
‘Akeke‘e
  • Population: 638 individuals (2021 estimate)
  • Trend:  Decreasing
BOTW featured image_Blackpoll Warbler by Larry Master, masterimages.org
Blackpoll Warbler
  • Population: 60 million
  • Trend:  Decreasing
Least Tern by Dan Casey
Least Tern
  • Population: 120,000
  • Trend:  Decreasing
Gilt-edged Tanager by Ciro Albano
Gilt-edged Tanager
  • Population: Unknown
  • Trend:  Presumed stable
Brown Pelican by Owen Deutsch Photography, owendeutsch.com
Brown Pelican
  • Population: Approximately 372,000
  • Trend:  Increasing
'Apapane By Daniel Murphy, Macaulay Library at the Cornell Lab of Ornithology
‘Apapane
  • Population: Estimated 1.25 million
  • Trend:  Stable
Thick-billed Longspur by Frode Jacobsen, Shutterstock
Thick-billed Longspur
  • Population: 840,000
  • Trend:  Decreasing
Grasshopper Sparrow by FotoRequest, Shutterstock
Grasshopper Sparrow
  • Population: 34 million
  • Trend:  Decreasing
Blue-eyed Ground-Dove by Ciro Albano
Blue-eyed Ground Dove
  • Population: Estimated at 16 individuals
  • Trend:  Decreasing
Northern Bobwhite by Danita Delimont, Shutterstock
Northern Bobwhite
  • Population: 5.8 million
  • Trend:  Decreasing

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Eastern Bluebird, Jesse Nguyen/Shutterstock
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