Published: February 2010

Congo Chimps

Congo chimps

The Truth About Chimps

Virtually innocent of human contact, the chimps of Congo's Goualougo Triangle display a sharp curiosity about us—and a sophisticated culture of toolmaking observed nowhere else.

By Joshua Foer
Photograph by Ian Nichols

A few years ago, while setting up camp deep in the Congolese rain forest, Dave Morgan and Crickette Sanz heard a party of male chimpanzees vocalizing raucously in the distance. The hoots grew louder, and they could tell the group was moving rapidly through the canopy.

The chimps, they realized, were headed straight for their camp and would soon be nearly on top of them. Then, just as the group seemed to be closing its distance to a few dozen yards, the forest went silent. A few seconds passed before Sanz and Morgan heard a gentle hoo from a tree almost directly above them. They looked up and saw a perplexed adult chimp peering down.

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