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How Chewing May Have Beat Extinction

Season 8 Episode 6 | 9m 35s

66 million years ago, after an asteroid slammed into the Earth and wiped out the non-avian dinosaurs, the world became a dark wasteland. But among the survivors were two distantly-related groups of animals that, on the surface, seem to have nothing in common: tiny mammals and a group of lizard-like reptiles.

Aired: 11/17/25
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