If you lose your sight, you make up for it with other senses. If one arm is amputated, you learn to do twice as many things ...

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

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 ...

Nonhuman primates like bonobos and chimpanzees might engage in same-sex sexual activities to strengthen bonds, particularly ...

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

Same-sex behavior is widespread in primates and may help strengthen social bonds and improve survival under challenging ...

Nothing brings a group of primates together, humans included, quite like a threat from outside. Bonobos are unique among ...

In truth, it is not a paradox. The animals involved all seem perfectly eager participants in heterosexual behaviour, as well, so their reproduction is not compromised. It is, though, a puzzle—for ...

Rhesus macaque monkeys, like the 43 that escaped a South Carolina medical lab this week, are among the most studied animals on the planet. And for more than a century, they have held a mirror to ...