Tuesday, April 18, 2017

How Sniffing Poop Helps Monkeys Stay Healthy

By detecting the odor of intestinal parasites in their group members' feces, these central African monkeys identify who is ill—and then avoid grooming them.
 Grooming is important to mandrills: It soothes conflict and builds relationships, as well as keeps fur and skin free of pests. But this social behavior can also spread parasites, such as E. coli bacteria and other microbes that cause dysentery.
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