PLEISTOCENE MASTODON
Strange 8.5-inch object found in California creek turns out to be 10,000-year-old mastodon tooth; scientist says, “I had chills and shivers up and down my spine”
When a 9-year-old tripped in the New Mexico desert, he accidentally uncovered the remains of an ancient elephant relative from 1.2 million years ago
What Lies Beneath California’s Coast Is Changing How We See Ice Age History
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