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Why fish are better at breathing than you are - Dan Kwartler

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TEDEd Animation

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Recent studies found that elite runners can take in twice as much oxygen as non-runners. And it’s likely that this superhuman ability played a role in breaking the two-hour marathon barrier in 2019. But when it comes to breathing efficiently, not even the best runners can compete with the average fish. What makes fish some of the best breathers on Earth? Dan Kwartler explores the science of gills.

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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 Dan Kwartler
  • Director Denys Spolitak
  • Narrator Addison Anderson
  • Composer Salil Bhayani, cAMP Studio
  • Sound Designer Amanda P.H. Bennett, cAMP Studio
  • Director of Production Gerta Xhelo
  • Producer Sazia Afrin
  • Editorial Director Alex Rosenthal
  • Editorial Producer Dan Kwartler
  • Script Editor Joel Goldberg

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