Jellyfish predate dinosaurs. How have they survived so long? - David G…
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View full lesson: http://ed.ted.com/lessons/jellyfish-predate-dinosaurs-how-have-they-survived-so-long-david-gruber<br />
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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. <br />
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Lesson by David Gruber, animation by Silvia Prietov.
<br />
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. <br />
<br />
Lesson by David Gruber, animation by Silvia Prietov.
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