Recent research has shattered previous assumptions about primate social complexity, revealing that chimpanzees and bonobos ...

Guinea baboons share meat through friendship, revealing how social bonds - not hunger - shape cooperation in complex animal ...

Adaptation and behavior in the primate fossil record / Callum F. Ross ... [et al.] -- Functional morphology and in vivo bone strain patterns in the craniofacial region of primates: beware of ...

Cooperative behaviour and prosociality in nonhuman primates constitute a vital area of research that illuminates the evolutionary origins of complex sociality. Studies indicate that primates employ a ...

5:45 p.m. Oct. 2, 2025: An earlier version of this story stated the chimpanzees are “humankind’s closest living ancestors.” They are humans’ closest living relatives, but not our ancestors. Jane ...