WIRED ScienceThe Man in the Zebra Suit Knows the Secret of the Stripes
At four in the morning, Tim Caro roused his colleagues. Bleary-eyed and grumbling, they followed him to the edge of the village, where the beasts were hiding. He sat them down in chairs, and after letting their eyes adjust for a minute, he asked them if they saw anything. And if so, would they please point where? Not real beasts.
