William E.H. Harcourt-Smith

  • Research Associate, Division of Paleontology, American Museum of Natural History, and Associate Professor in Anthropology, Lehman College, CUNY
Footprints, preserved in solidified ash, hint at human behavior from as long as 19,000 years ago. Cynthia Liutkus-Pierce

Prehistoric human footprints reveal a rare snapshot of ancient human group behavior

The footprints of over 20 different prehistoric people, pressed into volcanic ash thousands of years ago in Tanzania, show possible evidence for sexual division of labor in this ancient community.

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