Humans and chimpanzees are almost identical genetically, andwe often act alike as well. We recently wrote aboutants that aresuper-efficient farmers. Now it turns out there are primatepolice. Monkeys also like to scratch each other?s backs ANDmonkeys are willing to pay for sex.
Bjorn Carey writes in LiveScience.com about new researchthat reveals that monkey cops help make their fellowprimates behave through intimidation and seniority (likehuman police). If you remove the primate police from agroup, the rest of the groups gets more violent andaggressive. One of the ways they keep order is by getting inbetween warring groups or by chasing misbehaving monkeys away.