The following books (available at Amazon.com) are good sources of information on vultures.
- Vulture: Nature's Ghastly Gourmet by Wayne Grady
- Vulture (Remarkable Animals Series)
- Birding in the San Juan Islands
- The Raptor Almanac: A Comprehensive Guide to Eagles, Hawks, Falcons, and Vultures by Scott Weidensaul
- Vultures (Wild Birds of Prey) by Deborah Kops
- I Wonder Why Vultures Are Bald: And Other Questions About Birds by Amanda O'Neill
- Living with Wildlife: How to Enjoy, Cope with, and Protect North America's Wild Creatures Around Your Home and Theirs by Diana Landau, et al.
- Going Wild in Washington and Oregon: A Guide to Northwest Wildlife Viewing by Susan Ewing
- Washington Nature Weekends by Patricia Sunny Walter, Janet O'Mara
- Watching Wildlife (Watchable Wildlife Series) by Mark Damian Duda
- Photographing Animals in the Wild: Photographic Hints and Tips by Andy Rouse