Wild Chimps Look Both Ways Before Crossing the Street

“Look both ways before you cross the street!” It’s one of the first, and most important, lessons we learn as children. But humans aren’t the only creatures that heed this crucial bit of advice. Scientists conducting a 29-month survey in Uganda’s Kibale National Park found that chimpanzees checked for oncoming traffic before crossing the dusty, busy highways that run through the park. Of the 122 chimps that were caught on camera crossing the road, 92 percent of them looked left, right o