Legal issues around protecting chimps, Part I

Chimpanzees are the non-human animal most closely related to us, a circumstance that for many years led to lots of biomedical and behavioral testing on chimps in U.S. scientific laboratories. Chimps have been poked and prodded, infected with the HIV and Hepatitis C viruses, and kept in isolation without mental enrichment for years on end. Some chimps have gone stir crazy from the conditions;