Why Don't Humans Sleep Like Other Primates?06:04
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A sleeping chimp at the Lincoln Park Zoo in Chicago. (Photo courtesy of Lydia Hopper, Assistant Director, Lester E. Fisher Center for the Study and Conservation of Apes)
A sleeping chimp at the Lincoln Park Zoo in Chicago. (Photo courtesy of Lydia Hopper, Assistant Director, Lester E. Fisher Center for the Study and Conservation of Apes)
This article is more than 2 years old.

Humans sleep differently than other kinds of primates, and that's led researchers to wonder: Why did our branch of the family tree evolve to sleep the way we do? Is there some evolutionary advantage?

Max Green (@MaxRaphaelGreen) from The Pulse at Here & Now contributor WHYY explores the answers to those questions.

This segment aired on July 19, 2017.

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