Comprehensive guide to North American birds and bird watching from the Cornell Lab of Ornithology. Includes Bird Guide with identification, life history, sound and video recordings of each bird, with additional 'Birds of North America' material

North America's largest membership organization for active birders, with news, details on publications and programs, and birding resources.

Site guides, identification articles, and links for the Pacific Northwest, including Oregon, Washington, California, Idaho, and British Columbia.

Magazine for birdwatching, birding, backyard bird feeding, bird gardening, bird identification, bird travel, and birding products.

Videos and DVDs on the lives and natural habitats of North American birds by Michael Male and Judy Fieth.

A reference series on North American birds, with information and sample profiles.

Sightings, newsletter, articles, species profiles including the complete text of Bent's Life Histories, bird lists, photos, backyard birding, and shopping.

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

Monitors raptor migration throughout North America.

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

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

Subscription reporting service on rare birds in the United States and Canada.

Notes, distribution maps, and photos of current rarities. Includes gull section and bird quizzes.

Photographs of many species by Peter LaTourrette.

Information about the Flight Calls of Migratory Birds (Eastern North American Landbirds) CD-ROM and the Dickcissel night flight call monitoring project.

An association supported by federal, state, and regional governments dedicated to the preservation of bird species that summer in North America and winter in South America. Volunteer information and species data.

Information about the Sibley Guide to Birds, including updates, subspecies, and a gallery of David Sibley's paintings.

A step-by-step parametric search engine for identifying birds in North America. Illustrations, calls, and links.