The American Ornithologists' Union and Cooper Ornithological Society

A  gateway to information about the AOU and COS and resources for the scientific study and conservation of birds. Become a member, get involved!

American Ornithology: Photo of Baltimore Oriole - (c) Lloyd Spitalnik

North American Ornithological Conference 2016

Join us in Washington, DC, August 16–20, 2016 for the largest-ever North American Ornithological Conference (NAOC), with experts from all over the Western Hemisphere.

Logo for the 2016 North American Ornithological Conference.

Contribute to Citizen Science

Participate in bird surveys and submit your bird observations. Join the American Ornithologists' Union and Cooper Ornithological Society, and/or donate to support their many activities.

American Ornithology: Photo of Canadian Goose chick - (c) Paul Marto

Teaching or Studying Ornithology?

Attend meetings of the American Ornithologists' Union and Cooper Ornithological Society to get up-to-date scientific information about birds. Access educational and photographic resources on birds.

American Ornithology: Photo of the Common Nighthawk - (c) Shawn Billerman

Access Scientific Resources

Want easy access to resources for the study and conservation of birds? Get current information on bird taxonomy, biodiversity, populations, sounds, and references.

American Ornithology: Photo of the Green Honeycreeper - (c) Morgan Tingley

Want a Career in Ornithology?

Are you Interested in birds? Do you want to contribute to bird conservation? Join the American Ornithologists' Union and Cooper Ornithological Society! Find jobs and funding opportunities.

American Ornithology: Photo of Tufted Titmouse - (c) Lloyd Spitalnik

A gateway to ornithological societies and resources that promote the understanding, appreciation, and conservation of bird species and their populations

© 2015 American Ornithologists' Union
and Cooper Ornithological Society