Wednesday, November 22, 2006
Males Chimps Prefer Mature Mates


A chimp rests in his cage in Berlin's zoo in this January 7, 2003 file photo. Chimpanzee males prefer to have sex with older females, U.S. researchers found in a study published on Monday that shows one of the biggest behavioural differences between humans and our closest biological relatives. REUTERS/Tobias Schwarz