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S1E2: The Devonian
Ancient Oceans
Ancient Oceans S1E2: The Devonian
- Aired: 2019-12-02
- Runtime: 11 minutes
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Overview
Life in the sea rebounded with a vengeance in the Devonian. Dozens of monstrous predators emerged, like the 40-foot long Dunkleosteus. Nearly everything was wiped out in Earth's second mass extinction. But the stage was set for an explosion of life on land.