The researchers found that same-sex behavior was more common in primate groups with clear hierarchical structures and those ...

Same-sex sexual behaviour has been recorded in around 1,500 species, from insects and starfish to birds and mammals. Yet sex ...

Discover 36 incredible monkey facts, from record-breaking howls to tail tricks and clever tool use. Fun, fascinating, and ...

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

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

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

More than 59 different primate species have been observed participating in some kind of same-sex behaviors, making it ...

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

Some 60 primate species, including baboons, chimpanzees and vervet monkeys, express homosexuality, according to a new study ...

Primates form same-sex sexual behavior alliances to gain rank and mating opportunities Male primates use same-sex bonds as ...