Great apes, humans' closest relatives, are nearing extinction and people should fear losing the biological knowledge that would die along with them, a primatologist says.

The film explores the characteristics and behaviors of four types of apes: the Gibbon, chimpanzee, orangutan, and gorilla. It highlights the unique traits of each species, such as the Gibbon's agility ...

Add Yahoo as a preferred source to see more of our stories on Google. The terms “ape,” “great ape,” “monkey,” “primate,” and “gorilla” are often used interchangeably, but they describe very different ...