Foot fossil pegs hominid kids as upright walkers 3.3 million years ago

But a juvenile Australopithecus afarensis’ foot still had some apelike features

foot fossil

TINY WALKER  A fossil of an ancient hominid child’s foot (shown here from different angles) suggests that members of Lucy’s species, Australopithecus afarensis, walked upright early in life.  

J. DeSilva and Cody Prang

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