Fossil footprints 'unique in the world' show a human chasing a giant sloth

Fossil footprints 'unique in the world' show a human chasing a giant sloth  Washington Post Giant sloths with wolverine-like claws used to roam America, and humans hunted them  USA TODAY Researchers find preserved giant sloth footprint containing a surprise  Mashable Footprints preserve terminal Pleistocene hunt? Human-sloth interactions in North America  Science AdvancesFull coverage

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