By Aimable Twahirwa The fact that primates other than humans engage in homosexual behavior is well-documented. A recent study ...

The Brevard Zoo has officially welcomed Jack, a 22-year-old Goeldi monkey, and his 9-year-old son Poe, marking the first time this rare primate species has joined Brevard Zoo’s animal family.

The observation of homosexual behaviors in animals has long raised questions about their origins and functions. A recent ...

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

A comprehensive new study has examined the prevalence of same-sex behavior in dozens of primate species.

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, ...

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 ...

Between Nigeria’s Cross River and Cameroon’s Sanaga River lies one of West Africa’s largest remaining blocks of intact ...

A new study suggests humans belong in an elite “league of monogamy,” ranking closer to beavers and meerkats than to ...

Primate species with better color vision are not more likely to have red skin or fur coloration, as previously thought. Primate species with better colour vision are not more likely to have red skin ...

Twins have been rare in human history and for that reason can seem special. Many cultures associate twins with health and vitality, while others see them as a philosophical reminder of the duality of ...