Birding

• American Bird Conservancy
• American Birding Association - Find information about local RBAs in their Birder Resource section.
• eBird
• Hawk Mountain
• Houston Audubon Society
• International Migratory Bird Day
• Xeno-canto America - Bird Sounds from the Americas

Science and Education

• BIRDNET: Ornithological Societies
• Cornell Lab of Ornithology
• Radar Ornithology Laboratory at Clemson University
• Smithsonian Migratory Bird Center
• VIREO - Visual Resources for Ornithology

Photo Gallery Contributors

• Alan Schmierer
• Bernard Burke
• Bill Duke
• Brian Patteson: Seabirding Pelagic Trips
• Christopher Taylor Nature Photography
• Dan Jones
• Dave DeReamus Eastern PA Birding
• David McDonald
• Erik Enbody
• Greg Lavaty
• Jake Mohlmann: Adventure Birding Company
• James P. Smith: Keen Birding
• Larry Manfredi: South Florida Birding
• Lloyd Spitalnik
• Lynn Barber
• Martin Reid
• Mike Todd
• Peter Kondrashov
• Phil Davis
• Richard Stern
• Steve Matherly: Impressions of Nature