Piles of animal dung reveal the location of an ancient Arabian oasis

by Msnbctv news staff

The piles of faeces made by rock hyraxes maintain clues to our personal previous

Natalia Kuzmina / Alamy

Fossilised piles of faeces, referred to as middens, have revealed {that a} desert valley in Yemen was as soon as a tropical oasis, which could have lasted within the dry area due to human land administration practices.

As we speak, Wadi Sana is a dry, rocky desert. We knew that between 11,000 and 5000 years in the past, the Arabian peninsula and Sahara desert had been wetter than they’re now, and a few lake-bed deposits prompt that grasslands and bushes could have grown elsewhere within the inside …

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