In recent years, social understanding of homosexuality is being formed, but many people still have prejudice against homosexuality, and some countries have laws that punish homosexuals. Criticism of ...

Two lion brothers rubbing heads in sign of affection and bonding© RichartPhotos/Shutterstock.com Scientists have recorded same-sex behavior across many animal groups ...

Homosexual behavior in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh environments, are hunted by predators or live in more complex societies, ...

Scientists have recorded same-sex behavior across many animal groups, including mammals, birds, and reptiles. Still, the meaning of that behavior depends on the species and the context. Behavior that ...

A team of anthropologists and biologists from Canada, Poland, and the U.S., working with researchers at the American Museum of Natural History, in New York, has found via meta-analysis of data from ...

PARIS — Homosexual behavior in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh environments, are hunted by predators or live in more complex societies, ...

Homosexuality is common among primates close to humans, and this trait appears to be inherited in some cases. The findings run counter to the view that homosexuality "goes against the laws of nature." ...

The observation of homosexual behaviors in animals has long raised questions about their origins and functions. A recent study, focused on primates, shows that these behaviors are not random but are ...