Dominant baboons sleep less at night, as social rank keeps leaders more alert and prone to nighttime disruptions.

Dr. Carter continued, "Anthropologists have been trying to measure self-awareness in animals for 50 years, but studies have ...

Self-awareness may be beyond primates in the wild. Chimps, organutans and other species faced with a mirror react to a dot on their face in the lab, a widely used measure of self-awareness. But while ...

Humans like to study themselves in a mirror. But wild baboons, when presented with a mirror, don’t seem to recognize they’re staring at their own selves, a new study has found. For decades, ...

Wild baboons failed to demonstrate visual self-recognition in a test carried out by anthropologists. Published today in Proceedings of the Royal Society B, the study found that while the baboons ...

It was the first time a controlled laser mark test has been done on these animals in a wild setting and strengthens the evidence from other studies that monkeys don’t recognise their own reflection.