The Evolution of Chimpanzees

Scientists at the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany conducted two big experiments. The first was to find out if chimps could be altruistic and how humans evolved to be altruistic too. They created a little chimpanzee sharing game where one chimp had four choices of ropes to pull. If she pulled the first rope, a banana would drop down and Ty would get to eat it all by herself. But if she pulled the second rope, the boy chimps would get the tree all to himself. This is getting really interesting. And then if Ty pulled the third rope, she and the boy Chimps would get a banana and can you guess what happened