Backyard Birding
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- South Carolina Bluebird Society
- Recovery and conservation of the Eastern Bluebird and other cavity-nesting birds.
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- Southern California Bluebird Club (Orange County)
- Information about setting up a bluebird trail of hanging boxes.
- 44
- Southern Interior Bluebird Trail Society
- Promotes recovery of Western and Mountain Bluebirds in British Columbia, Canada.
- 45
- Texas Bluebird Society
- Non-profit organization promoting the conservation of bluebirds and other native cavity-nesting birds.
- 47
- Wisconsin Bluebird Restoration Association
- Organization dedicated to the conservation of the Eastern Bluebird.
- 50
- How to Enjoy Hummingbirds
- Information on how to attract hummingbirds, make nectar, control feeder pests, and hand-feed hummingbirds.
- 51
- Humabout Hummingbird Photography
- Close-up photographs of hummingbirds, including nests and babies; hummingbird poetry, art, articles, and screen saver.
- 52
- Hummingbird Cards
- Send a hummingbird postcard to a friend or family member. Card designs include photographs and watercolor paintings.
- 54
- R. W. Scott's Birds in Flight
- Images of hummingbirds and other birds captured with high speed flash photography.
- 55
- Chuck's Purple Martin Page
- Information about attracting, hosting, protecting, and enjoying Purple Martins.
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- Purple Martin Central
- A source for purple martin information and fun. Talk, chat, discuss and view martin sights and sounds.
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- Purple Martin Conservation Association
- An international, non-profit, organization dedicated to the conservation of the Purple Martin.
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- Purple Martin Preservation Alliance
- Devoted to the preservation and recovery of the Purple Martin through hands-on conservation projects, management of existing breeding sites, and research.