The 5 Key Differences Between a Monkey and a Chimpanzee The main differences between a monkey and a chimpanzee include their ...

Scientists have long tried to understand the human brain by comparing it to other primates. Researchers are still trying to ...

Both species of primates live in tropical forests along the Zaire River -- chimps north of the river, bonobos to the south. Their environments seem to be quite similar today. But about 2.5 million ...