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

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

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

Bonobo evolution reveals bonding and group cohesion in response to threats, favoring paths to finding peace instead of ...

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

Biologists tend to look at the animal kingdom and try to categorize things in an organized fashion. But nature has a way of ...

Researchers uncover evidence that the gut microbiome and brain connection can influence brain gene expression and neural ...

Scientists have long suspected that the trillions of microbes in our intestines do more than digest lunch, but new work goes ...

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