Special thanks are also due to schism@tibalt.supernet.ab.ca, who has contributed a large collection of photos in GIF format.
Related sites:
2005 Primate Freedom Tour - You can become involved in the freedom tour.
PETA - People for the Ethical Treatment of Animals
Primate Freedomn - aims to end animal research involving monkeys and apes. Focus on the NIH federally-funded Regional Primate Research Centers.
International Primate Protection League - IPPL has been providing funding, resources, and action to protect primates around the world for the past 20 years.