05-03-2015 16:03 via abcnews.go.com

Jawbone Fossil Sheds New Light on the First Humans - ABC News

ABC News
Jawbone Fossil Sheds New Light on the First Humans
ABC News
A 2.8 million year old jawbone fragment discovered in Ethiopia is shedding new light on a period of evolution that has long remained a mystery to anthropologists. The fossil dates back to a time when Homo, the branch humans descended from, split from their ...
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