In the foothills of Siberia's Altai Mountains lies a cave that contains some of the keys to understanding the earliest humans to walk the Earth. Denisova Cave is the only place in the world where fossils have been found that belong to mysterious ancient humans called Denisovans.
from CNN.com - RSS Channel - App International Edition https://cnn.it/2FYcq8W
Thursday, January 31, 2019
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