Add Yahoo as a preferred source to see more of our stories on Google. A recent study on chimpanzees in Taï National Park in Côte d'Ivoire, West Africa, revealed that chimpanzees are losing traditions ...
A new book edited by chimpanzee experts Drs. Lydia Hopper, Assistant Director of the Lester E. Fisher Center for the Study and Conservation of Apes, and Stephen Ross, Director of the Center, called ...
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