During what geological time period did human ancestors appear?

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Although all of these periods were times when either humans or their ancestors walked the Earth, the Smithsonian Institute explained that the first of these specimens can be traced back to the Miocene period, which ended about 5.3 million years ago.
Peter Thompson/Heritage Images/Getty Images
Peter Thompson/Heritage Images/Getty Images
During what geological time period did human ancestors appear?
- Pliocene epoch
- Miocene epoch
- Anthropocene epoch
- Holocene epoch
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