BBIRD - Breeding Biology Research and Monitoring Database
A national, cooperative program that uses standardized field methodologies for studies of nesting success and habitat requirements of breeding birds.

New England Seabirds and Pelagic Birding
Conservation news, checklists of birds and mammals, birding spots, pelagic trips and trip reports, seabird breeding colonies, and tips for a first pelagic trip.

Nutty Birdwatcher
Eastern U.S. site with tips for backyard birding, bird migration table, and identification guides.

BirdWatch
PBS television series on birds and birdwatching.

Birding Tidbits
Crossword puzzles.

All Experts Birding
A panel of US birders volunteer to answer questions.

State Birds
Official birds for each US state with illustrations and descriptive text by Audubon.

Bird Checklists of the United States
Hundreds of seasonal occurrence bird checklists for state, federal, and private management areas, nature preserves, and other areas of special interest in the United States.

State Birds
The official state birds of every state and tips on how to find them.

American Bird Conservancy
A not-for-profit dedicated to the conservation of wild birds and their habitats in the Americas.

Scouting for Birds
Promotes the Boy Scouts' Bird Study Merit Badge, with guides for scouts and teachers.

Birdwatch America
Supports the business of birding in the US.

Ya Know You're a Birder
Bird comics and backyard birding.

BirdPerch
Photo gallery, magazine photo index, and list of places to bird.

Identification Issues
Don Roberson's detailed discussions and photos of 10 ID problems, mainly dealing with California birds.

Birds: Bellwethers of Watershed Health
Educational resource on the importance of birds as watershed health indicators and how to improve watershed conditions.

SEPART-L
Archives and subscription management for the e-mail group for discussion of neotropical migratory birds in the southeastern United States.

Index to the Archives of Birding Email Lists
Links to searchable archives of U.S. birding groups.

National Birder's Forum
Chat for beginning birders.

Birds in Nature
Photographs of wild birds by Richard Ditch. Includes an extensive tutorial and information on many aspects of bird photography.

Trochilids
Winter western hummingbird reports from Mississippi, Louisiana, and the eastern US.

BirdCentral
Photo gallery by Jim Rosso; birds in the classroom project.

Northern Prairie Wildlife Research Center
Large number of articles with detailed information about United States birds.

Robert Winkler - Nature Writing
Excerpts, reviews, bird photos, and links from the author of "Going Wild: Adventures with Birds in the Suburban Wilderness".