Two biologists reporting in the American Journal of Physical Anthropology say that they have documented for the first time the swimming and diving behavior in apes. Cooper the chimp was raised by humans and had learned to swim (Renato Bender / Nicole Bender). For many years, zoos have used water moats to confine chimpanzees, gorillas or orangutans. When apes ventured into deep water, they often drowned. Some argued that this indicated a definitive...
