Chimps Use Tools to Improve Their Sex Lives

Discoblog
By Eliza Strickland
May 4, 2010 10:33 PMNov 20, 2019 3:56 AM
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Chalk up another mark of chimpanzee intelligence--they not only use tools for gathering food, but also to improve their sex lives. The chimps don't have to duck into a sex shop to gather their erotic implements—the tools they use literally grow on trees. Researchers have documented chimps in a Tanzanian colony using brittle leaves in their mating rituals. In a botanical bit of foreplay, the male chimps grab dry leaves and break them apart with their hands or mouths, creating a distinctive raspy sound that signals their sexual readiness. Think of it as the chimp equivalent of putting "Let's Get It On" on the stereo. As researcher William McGrew explains (slightly graphically) to The New York Times:

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