Eons

How Earth's First, Unkillable Animals Saved the World

Season 2 Episode 30 | 10m 12s Video has closed captioning.

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

From:

Problems Playing Video? | Closed Captioning

More Episodes

See All Episodes
Welcome to Eons!

Preview: EONS

Welcome to Eons!

Join hosts Hank Green, Kallie Moore, and Blake de Pastino as they take you on a journey through the history of life on Earth. From the dawn of life in the Archaean Eon through the Mesozoic Era — the so-called “Age of Dinosaurs” -- right up to the end of the most recent Ice Age.

Explore Eons Now!