Science

In a San Mateo County creek, a geomorphologist surveying habitat for threatened California red-legged frogs found an intact Pacific mastodon molar, a species only named in 2019, and Stanford plans to carbon date it

A geomorphologist surveying a creek in a San Mateo County preserve for threatened California red-legged frogs this summer found an intact Pacific mastodon molar from an adult animal, the Midpeninsula Regional Open Space District, known as Midpen, announced…

By Adrian Villellas · 54 minutes ago

Pacific mastodon molar lying in the shallow water of a San Mateo County creek

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