Ancient squirrel feces offer ‘time capsule’ of environment thousands of years ago CHEK News Squirrel droppings yield a goldmine of prehistoric DNA The Globe and Mail A Surprising Find in Ancient Squirrel Poop: Woolly Mammoth Meat The New York Times B.C. researchers discover 'treasure trove' of Ice Age DNA in ancient squirrel droppings Vancouver Sun Woolly mammoth among trove of ancient DNA found in squirrel poo France 24