Animals ❯ Primates

Behavior

Adaptation Habitat Loss Urban Wildlife Inter-species Relationships Domestication Kissing Sexual Behavior Same-Sex Behavior Aggression Maternal Behavior Emotional Attachment Interactions with Humans

Major Review Finds Same-Sex Sexual Behavior Common in Primates, Linked to Social and Environmental Pressures

Researchers caution that the patterns suggest social benefits without proving a fitness advantage.

Study Traces Primate Kissing to a Common Ape Ancestor 16–21 Million Years Ago