Mammoth remains at the Waco Mammoth National Monument. Larry D. Moore

Mammoth Tooth Discovery Suggests Ancient Beast Was Feeding Just West of Austin

Researchers are trying to confirm whether mammoths in the area traveled together as a social group, and to learn where they traveled and what they ate.

This map shows the strontium isotope landscape around Texas. The only area that matched the strontium ratios in the mammoth’s tooth was the purple area, which sits just west of Austin. | Don Esker
Researchers took 27 samples from this mammoth tooth so they could test the isotopes within it. | Don Esker