Scientists Dug Through Ancient Squirrel Poop And Found a Huge Surprise

Scientists Dug Through Ancient Squirrel Poop And Found a Huge Surprise ScienceAlert Ancient Squirrels Ate Woolly Mammoth Meat. The Proof Is in the Poop. The New York Times Ground squirrel coprolites preserve complex archives of ancient environmental DNA over 700,000 years Nature Researchers Investigated Ancient Squirrel Poop Frozen in Permafrost and Found Enlightening Details About the Animal's Ecosystem Smithsonian Magazine Ancient squirrel poop from Arctic permafrost contains DNA from mammoths, bison, horses and big cats Live Science