TÜBINGEN, GERMANY—According to a statement released by the University of Tübingen, an international team of researchers who evaluated a fossil femur unearthed at the site of Azmaka in southern ...
A fossilized femur from Bulgaria’s Azmaka site, attributed to Graecopithecus freybergi, suggests human ancestors may have begun walking upright 7.2 million years ago—earlier than previously thought.
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