Chimpanzees have demonstrated a type of thinking thought to be unique to humans
Zoologists led by Jan Engelmann of the University of California came to the conclusion that chimpanzees are capable of "alternative"...
Zoologists led by Jan Engelmann of the University of California came to the conclusion that chimpanzees are capable of "alternative"...
Employees of the University of Michigan in the United States announced the similarity in the behavior of teenage chimpanzees and...
Scientists have recorded how a wild monkey shows an object to its mother - a behavior that is considered unique....