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

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TEDEd Animation

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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.

Some jellyfish are nicknamed “immortal jellyfish” due to their ability to “age in reverse.” Describe how this feature works.

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About TED-Ed Animations

TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

  • Educator David Gruber
  • Director Silvia Prietov
  • Script Editor Eleanor Nelsen
  • Producer Silvia Prietov
  • Art Director Silvia Prietov

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