Early humans knew how to make comfy, pest-free beds, study says

By Ashley Strickland, CNN

Updated 1710 GMT (0110 HKT) August 17, 2020

This artist's illustration shows a young Purussaurus attacking a ground sloth in Amazonia 13 million years ago.
Photos: Ancient finds
This artist's illustration shows a young Purussaurus attacking a ground sloth in Amazonia 13 million years ago.
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This bundle of bones is the torso of another marine reptile inside the stomach of a fossilized ichthyosaur from 240 million years ago.
Photos: Ancient finds
This bundle of bones is the torso of another marine reptile inside the stomach of a fossilized ichthyosaur from 240 million years ago.
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