Chimpanzees would fail a breathalyser test because they consume fruit containing alcohol, a study has found. Researchers discovered that the fruits that chimpanzees eat in the wild contain sufficient ...

Though humans share 99% of our DNA with chimpanzees, we regularly shrug off the biological similarity with a haughty air of superiority, confident that our cognitive abilities — endowed by a brain ...

Gorillas may have greater self-awareness than scientists previously thought. A new study finds that gorillas perform just as well as chimpanzees in tests that require awareness of their own bodies. A ...

People for the Ethical Treatment of Animals (PETA) has purchased stock of a Maryland-based private research facility BIOQUAL, which conducts tests on great apes. The animal rights organization plans ...