The Rewilding Institute
- Conservation think tank dedicated to the development and promotion of ideas and strategies to advance continental-scale conservation in North America and to combat the extinction crisis. Includes news, details of programs, events, donations and resources.
- http://www.rewilding.org

GORP - Wildlife
- Great Outdoor Recreation Pages list of the top places to view wildlife, with a regional guide and feature articles.
- http://gorp.away.com/gorp/activity/wildlife.htm

Wayne's Word
- A natural history newsletter dedicated to interesting biological topics, including both unusual and well-known plants and animals.
- http://waynesword.palomar.edu/

Watchable Wildlife, Inc.
- Nonprofit organization promoting wildlife viewing as a viable economic and conservation enterprise for communities throughout North America.
- http://www.watchablewildlife.org/

Wildlife Land Trust
- Protects and preserves habitat for wildlife and provides sanctuary for wildlife by prohibiting commercial and recreational hunting and trapping. Affiliate of The Humane Society.
- http://www.wlt.org/

Native American Fish and Wildlife Society
- Promoting exchange of information and management techniques for self-determined tribal fish and wildlife management in North America.
- http://www.nafws.org/

The Wildlife Society
- Founded in 1937, it is a non-profit scientific and educational association dedicated to excellence in wildlife stewardship through science and education.
- http://www.wildlife.org/

Wildlife Conservation Society
- Organization managing national and international conservation projects, research and education programs.
- http://wcs.org/