Chimpanzee Hunting Habits....
http://www.usc.edu/ext-relations/news_service/chronicle_html/1995.02.06.html/chimp.html
A report of chimpanzee hunting behavior at Gombe National Park, with implications for hominid evolution.
Chimps.org
http://www.chimps.org
Billing itself as "The Chimp Database," this site has information about chimpanzees and bonobos, as well as links to other related web sites.
Evolution of Hominid Locomotion: A Bibliography
http://www.primate.wisc.edu/pin/loco.html
A useful list of books and scientific journal articles about the evolution of bipedalism (no web links, however).
Fact Sheets About Primates
http://www.primate.wisc.edu/pin/geninfo.html
A collection of thumbnail sketches of the living primate species, including the apes.
NetVet.Primates
http://netvet.wustl.edu/primates.htm
Look for links to particular living apes: gibbons, orangutans, gorillas, chimpanzees, bonobos.
Primate Evolution
http://www.primate.wisc.edu/pin/evolution.html
Links to web sites concerning primate and human evolution and fossils.
Orangutans
http://www.discovery.com/stories/nature/orangs/orangs.html
Visit the Primate Gallery on Discovery Online and observe orangutan behavior. How are orangs distinctive in their behavior and social life?
Orangutan Foundation International
http://www.ns.net/orangutan/index1.html
Follow links at the Organutan Foundation International (OFI) home page. Meet Birute Galdikas on line and take a virtual tour of Camp Leakey in Central Borneo, Indonesia. What is the mission of Camp Leakey? Why is the fate of orangutans a concern of anthropologists?