Brazilian capuchins have been monkeying around with stone tools for hundreds of years, Oxford University scientists have discovered. The primates have been observed using stones as hammers and anvils ...

An international team of scientists, led by Dr. Tomos Proffitt from the Max Planck Institute for Evolutionary Anthropology, made a discovery that challenges long-held theories of human evolution. The ...

Critically endangered golden-bellied capuchins (Sapajus xanthosternos) are more widespread than researchers previously thought, and stone tools might be the secret to their success. Although ...

Stone fragments produced by macaques in Thailand have been found to bear similarities to early human ancestor tools unearthed in some of the earliest archaeological sites in East Africa, a new study ...