All Stories: Chimpanzees

Male chimpanzees reduce aggression when social relationships in their group are unstable, an international team of researchers found during a study

NEW YORK: An animal rights group has been granted a court hearing in which it will argue that two chimpanzees who live at a New York state university cannot be held captive because they are autonomous, intelligent creatures.

WASHINGTON: Two of four strains of the virus that can cause AIDS come from gorillas in southwestern Cameroon, an international team of scientists reported in studies published Monday in the United States.