Author Topic: Ancient otter tooth found in Mexico suggests mammals migrated across America  (Read 459 times)

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rangerrebew

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Ancient otter tooth found in Mexico suggests mammals migrated across America
June 14, 2017
 

Late in the afternoon on a hot March day in central Mexico, a paleontologist uncovered a jaw bone and called over to Jack Tseng.

Tseng, PhD, assistant professor in the Department of Pathology and Anatomical Sciences in the Jacobs School of Medicine and Biomedical Sciences at the University at Buffalo, was on the dig researching intercontinental immigration of fossil mammals.

"I thought it was a badger," Tseng said, "but a colleague on the site had just finished a study of otters, and he said it was sea otter-like. But what would a sea otter be doing in central Mexico?"


Read more at: https://phys.org/news/2017-06-ancient-otter-tooth-mexico-mammals_1.html#jCp