Return of the Aurochs

Using cave paintings and skeletons, scientists are resurrecting the first recorded animal to have gone extinct.

RELATED TAGS: PALEONTOLOGY, ANIMALS
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Inscribed on rocks along the riverbanks in Portugal’s Côa Valley are figures of wild horses and aurochs — the common ancestor to all domestic cattle breeds — drawn by Paleolithic hunters tens of thousands of years ago. Archaeologists scrambled to protect these petroglyphs in the 1990s, as the Portuguese government planned to flood the valley behind a giant dam. Within four years, Côa was listed as a United Nations World Heritage Site, ensuring that this record of p...
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