Fossil Footprints Capture Prehistoric Sloth Hunt

A prehistoric sloth hunt is frozen in time in footprints preserved in the New Mexico desert, according to new research. It's an extremely rare find that authors say could revolutionize our understanding of how ancient humans interacted with large animals. It also may shed light on whether our ancestors drove the giant ground sloth to extinction. Footprints in footprints In the gypsum sediments of New Mexico's White Sands National Monument, scientists found more than 100...

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