Eons

How Earth's First, Unkillable Animals Saved the World

Season 2 Episode 30 | 10m 12s

They have survived every catastrophe and every mass extinction event that nature has thrown at them. And by being the little, filter-feeding, water-cleaning creatures that they are, sponges may have saved the world.

Aired: 08/11/19

Rating: NR

Video has closed captioning.

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