Capuchin monkeys kidnap baby howler monkeys, shocking scientists

Breakthroughs, discoveries, and DIY tips sent every weekday. Observing animals, especially other social primates, can be awe-inspiring. Seeing non-human species groom, feed, or socialize with their friends and kin echoes the best of our own impulses. It can feel affirming to know that, in many ways, they're like us. But, like humans, other primates are complicated.