Bird Identification
- All About Birds – Your Online Guide To Birds from the Lab of Ornithology
- Patuxent Bird Identification InfoCenter
- Dendroica: An aid to identifying Western Hemisphere birds [Though no longer a genus, the web site lives on.]
General Birding
- American Ornithologists Society (AOS formerly AOU) Checklist of North American Birds
- Birdingpal: Birding Contacts and Information
- Fat Birder
- Surfbirds
- Nemesis Bird
- ABA Code of Ethics
Backyard Birding
- Audubon Backyard Birding
- Cornell Laboratory of Ornithology Project FeederWatch
- Feeding Birds FAQs from Project FeederWatch
Florida Birding and Natural History
- Florida Audubon Society
- Apalachee Audubon Society
- Citrus County Audubon Society
- Duval Audubon Society
- Four Rivers Audubon Society (Lake City)
- Marion County Audubon Society
- Oklawaha Valley Audubon Society
- Pinellas Birds
- St. Johns County Audubon Society
- Santa Fe Audubon Society
- Tropical Audubon (Miami)
- Cedar Keys Audubon
- Florida Fish and Wildife Conservation Commission (FWC)
- Florida State Parks
- University of Florida Wildlife Extension
Plants and Gardening for Birds
- Audubon Plants for Birds Program
- Florida Association of Native Nurseries
- Florida Native Plant Society
- UF/IFAS Extension – Landscaping for Florida Wildlife
Birding and Nature-related Blogs
- Bob’s Gone Birding
- David Sibley
- American Birding Association (The ABA Blog)
- The Gibson Group Videos. Learn about feathers from a Materials Science perspective. How do woodpeckers avoid brain injury?
Organizations
- American Birding Association (ABA)
- American Ornithologists Society (AOS formerly AOU)
- Association of Field Ornithologists
- Florida Ornithological Society (FOS)
- Georgia Ornithological Society (GOS)
- National Audubon Society
- Wilson Ornithological Society
- SORA, the Searchable Ornithological Research Archive
- BirdLife International
- IOC World Bird List
Research Stations and Institutions
- Avian Research and Conservation Institute (ARCI)
- Cornell Laboratory of Ornithology
- Ornithology Collection, Florida Museum of Natural History
- Smithsonian Migratory Bird Center
- Cape May Bird Observatory (CMBO)
- Hawk Mountain Sanctuary
- Patuxent Wildlife Research Center (USGS)
- McGill Bird Observatory (MBO)
- Powdermill Avian Research Center
- Point Blue Conservation Science formerly Point Reyes Bird Observatory
Bird Surveys
- Christmas Bird Count
- eBird
- Great Backyard Bird Count
- North American Breeding Bird Survey
- Cornell Lab’s Project FeederWatch and NestWatch
- Florida Breeding Bird Atlas 1986-91
Bird Specialty Groups
- Florida Bluebird Society
- North American Bluebird Society
- Hummingbirds.net
- International Crane Foundation
- Purple Martin Conservation Association
- Raptor Research Foundation
- The Avian Reconditioning Center
Photographs and Sound Recordings
- Florida Museum of Natural History’s Bird Sound Collection
- Florida Museum of Natural History’s Gallery of Bird Photographs
- The Internet Bird Collection (IBC) – photos, videos and sounds of birds of the world
- Wing and Tail Image Collection from The Slater Museum of Natural History
- The Feather Atlas from US Fish and Wildlife Forensics Lab
- xeno-canto