Eons

When Giant Amphibians Reigned

Season 1 Episode 60 | 9m 51s

Temnospondyls were a huge group of amphibians that existed for 210 million years. And calling them ‘diverse’ would be putting it mildly. Yet in the end, two major threats would push them to extinction: the always-changing climate and the amniote egg.

Aired: 10/17/18

Rating: NR

Video has closed captioning.

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