A mother drill monkey inspects the corpse of her infant son A monkey from a zoo in Europe was recently seen carrying around her baby's corpse for several days after it died. Then she devoured her own ...

In the mid-20th century, psychologist Harry Harlow conducted some of the most disturbing animal experiments ever approved.

The mother repeatedly tried to catch the dead infant's gaze before throwing the corpse around her enclosure and eventually devouring it. When you purchase through links on our site, we may earn an ...

Male capuchin monkeys on a Panamanian island were documented carrying around infant howler monkeys for no clearly discernible reason. By Elizabeth Landau Capuchin monkeys don’t generally hang out with ...

A Harvard University neurobiology lab is under fire for conducting brain and vision experiments on baby monkeys, the latest in a string of efforts by animal welfare groups to shut down tests they view ...