Ancient Sheep Poop Reveals Desert Island's Secret Past
Friday, March 21, 2014 - 14:00
in Paleontology & Archaeology
On the floor of a cave in a remote desert island in Mexico, scientists stumbled across a mat of urine-hardened poop, dating back to 1,500 years ago. The fossilized dung offers surprising evidence that bighorn sheep once lived on the uninhabited island.