- The Abaco Wild Horse fund, Inc. - A non-profit fund helping wild horses in the Bahamas. Extensive educational site.
- DeerNet - Ecology and management of wild ungulates
- Horses - Developing for equestrian organisations a search-engin for horses
- International League for the Protection of Horses - The ILPH is dedicated to preventing and alleviating equine suffering worldwide.
- Matt's world of wicked giraffes - Helping the world get information on giraffes
- The Pennsylvania Elk Herd - A comprehensive overiview of the Pennsylvania Elk Herd from its history to its biology.
- Rocky Mountain Elk Foundation - The mission of the Rocky Mountain Elk Foundation is to ensure the future of elk, other wildlife and their habitat.
- The Tapir Gallery - Devoted to the genus Tapirus, the Gallery includes photos, art, natural history, a comprehensive bibliography, paleontology, taxonomy, ecology, husbandry, etc.
- White-tailed deer info
American Horse Protection Assoc., Inc.
1000 29th St, NW, Suite T-100
Washington, DC 20007
United States Wild Horse & Burro Foundation
P.O. Box 81979
Las Vegas, NV 89180-1979
Wild Horse Organized Assistance
P.O. Box 555
Reno, NV 89504
Wild Horse Sanctuary
P.O. Box 30
Shingletown, CA 96088