Jellyfish predate dinosaurs. How have they survived so long? - David Gruber

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Some are longer than a blue whale. Others are barely larger than a grain of sand. One species unleashes one of the most deadly venoms on earth; another holds a secret that’s behind some of the greatest breakthroughs in biology. They’ve inhabited the ocean for at least half a billion years, and they’re still flourishing. David Gruber investigates the secret powers of jellyfish.

Lesson by David Gruber, animation by Silvia Prietov.

Видео Jellyfish predate dinosaurs. How have they survived so long? - David Gruber канала TED-Ed