Care2's Race for the Big Cats  
   Save endangered tigers, leopards, and jaguars through free clicks to sponsor conservation programs and protecting habitat.
   http://bigcats.care2.com/

Give Us A Home  
   Free donation site for providing food to unwanted animals in British animal shelters.
   http://www.giveusahome.co.uk/banners/banner1.htm

Race for the Oceans  
   Each free click generates a donation to save the oceans and protect sea life such as dolphins, whales, sea otters, and turtles.
   http://oceans.care2.com/index.html?pup=1

Race for the Primates  
   Each click generates a donation to The Jane Goodall primate protection programs.
   http://primates.care2.com/

Race for Pets  
   Each click gives a donation to the U.S. Humane Society's Rural Area Veterinary Services program, to help spay and neuter, vaccinate, and provide check-ups to pets in need.
   http://pets.care2.com/

The Animal Rescue Site  
   Clicking the purple button provides .6 bowls of food for an animal at sanctuaries and adoption centers. Funding for food is paid by site sponsors whose banners are displayed.
   http://www.animalrescuesite.com/