Photograph album, migration maps, attracting and feeding tips, species accounts, and articles.

Project developed by the Cornell Lab of Ornithology and the National Audubon Society, provides a simple way to keep track of the birds you see anywhere in North America.

Site from ConocoPhillips with basic information on birds, bird watching, and feeding for students, teachers, and anyone interested in learning more.

Daily reports of migrant hawks seen at many North American hawk watch sites.

Monitors raptor migration throughout North America.

Photo gallery, trip reports, Arizona hummingbird banding program, and updates to "A Birder's Guide to Alaska".

Full text of some of the species accounts of more common birds by Arthur Cleveland Bent from his classic Life Histories of North American Birds (1919-1968).

Species accounts of North American birds, including images, descriptions, and sounds.

A membership institution interpreting and conserving the earth's biological diversity through research, education, and citizen science focused on birds.

Dedicated to educating birdwatchers and naturalists about the importance of the boreal forest of North America to migratory birds.