Species accounts of North American birds, including images, descriptions, and sounds.
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.
A step-by-step parametric search engine for identifying birds in North America. Illustrations, calls, and links.
Collection of 200 bird song audio recordings in high-quality MP3 format. All recordings were made in Wisconsin.
Virtual birding tours of North America's leading hot spots, articles, rare bird alerts, e-mail discussion group archives, and photo galleries.
Migratory Bird Program
Site guides, identification articles, and links for the Pacific Northwest, including Oregon, Washington, California, Idaho, and British Columbia.
Information about the Sibley Guide to Birds, including updates, subspecies, and a gallery of David Sibley's paintings.
Links and list of bird spectacles.
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.
Photographs of birds from the ABA North American region, with birding and photograph links for beginners to experts.
Information about the Flight Calls of Migratory Birds (Eastern North American Landbirds) CD-ROM and the Dickcissel night flight call monitoring project.
Thorough list of old names of North American and Hawaiian birds and their modern equivalents.
Doug Von Gausig's site with bird songs, other sounds, and some explanatory text.
Photographs of many species by Peter LaTourrette.
Notes, distribution maps, and photos of current rarities. Includes gull section and bird quizzes.
Subscription reporting service on rare birds in the United States and Canada.
Audubon's images and original text descriptions from an 1840 (First Octavo Edition) of Audubon's complete seven volume text.
Photograph album, migration maps, attracting and feeding tips, species accounts, and articles.
Daily reports of migrant hawks seen at many North American hawk watch sites.