Mastodon tooth discovered by California scientist
The Guardian · September 12, 2026Original source ↗

What happened
A tooth from an ancient Pacific mastodon was found in San Mateo County by geomorphologist Brigid Lynch while she was working at a preserve. The tooth is described as being in good condition and is estimated to be around 10,000 years old.
Why it matters
Discoveries like this provide insight into the prehistoric fauna of North America.
How this story affects people
How does this story affect you if you live in San Mateo County?
This discovery highlights the region's prehistoric history and may attract interest from local historians and educators. It could lead to increased tourism and educational programs focused on the area's ancient fauna.
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