Add Yahoo as a preferred source to see more of our stories on Google. Japanese macaques at Joshin-etsu National Park in Japan. (Peter Adams / Getty Images file) (Peter Adams) Humans are far from the ...

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 ...

Why the Latest Science Leads Us to a New Theory of Human Nature, by Jonathan Leaf (Bombardier, 320 pp., $21) Ever since Darwin, biologists have believed that much could be learned about human nature ...

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 ...

Humans are far from the only primates engaging in same-sex sexual activity. A new study found instances in which 59 nonhuman primate species, including bonobos, chimpanzees and macaques, have taken ...

Biologists tend to look at the animal kingdom and try to categorize things in an organized fashion. But nature has a way of defying our neat little categories. Take something as common as same-sex ...

You’ve probably seen the heartbreaking photos and videos of Punch, a baby macaque at Ichikawa City Zoo, who was abandoned by his mother at birth and has since captured hearts across Japan and around ...