A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

A new study by researchers at Imperial College London and published on Monday in Nature Ecology & Evolution could help shed ...

The Brevard Zoo announced it is now home to two black-and-white Colobus monkeys. This species of primate is classified as ...

Bonobo chimpanzees are unique among primates because they do not kill other bonobos. … They still showed increased alertness ...

Bonds between same-sex individuals help apes and monkeys to manage conflict and strengthen alliances, especially in dry ...

A new study has found that 59 nonhuman primate species have been seen to take part in same-sex activities. The report, ...

Some 60 primate species, including baboons, chimpanzees and vervet monkeys, express homosexuality, according to a new study that sheds further light on the evolutionary origin of same-sex intimacy.

A groundbreaking study has traced the 66-million-year evolutionary history of primates and overturned conventional thought that our ancestors originally inhabited warm tropical forests. Using advanced ...

Homosexual behaviour in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...