A gateway to information about the AOU and COS and resources for the scientific study and conservation of birds. Become a member; get involved!
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.
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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.
Attend meetings of the American Ornithologists' Union and Cooper Ornithological Society for up-to-date scientific information about birds. Access educational and photographic resources.
Want easy access to resources for the study and conservation of birds? Get current information on bird taxonomy, biodiversity, populations, sounds, and references.
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.
A gateway to ornithological societies and resources that promote the understanding, appreciation, and conservation of bird species and their populations
Gateway to the American Ornithologists’ Union, Cooper Ornithological Society, and resources for the scientific study and conservation of birds.
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American Ornithologists' UnionContact the AOU
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