The Chilling Tale of the Ordovician-Silurian Mass Extinction

November 4, 2023
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The Great Dyings - S1 - E1

The Chilling Tale of the Ordovician-Silurian Mass Extinction

445 million years ago, the first mass extinction froze and suffocated the inhabitants of the Ordovician globe.

The Great Dyings: Season 1 - 5 Episode s


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