Cheetah.org - An organization dedicated to help save the Cheetah from extinction. They are based in Namibia, Africa. This organization is doing research to help the cheetah survive which includeds keeping the gene pool as diverse as possible. They also educate the local (and world population) that the cheetah does not eat domesticated stock. They also supply guard dogs to keep their live stock from being attacked by other large cats.
Earth Justice - They are a law firm that will handle cases of environmental issues. They also have a lot of information of activities that are affecting natural habitat and wildlife and what they are doing to help proctect it. They usually work with other organizations and act on their behalf.
Wetlands and Wildlife Care Center - www.ccoc.com - The center is located in Huntington Beach. They are dedicated to helping save and release wildbirds back into the environment. Great organization!