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How does hibernation work? - Sheena Faherty

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TEDEd Animation

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The Arctic Ground Squirrel hibernates by burrowing under the permafrost and slipping into a state of suspended animation. The female black bear can give birth while she hibernates. The fat-tailed dwarf lemur prepares to hibernate by storing its fat reserves in its tail - doubling its body weight. Why do these animals go to such extremes? Sheena Lee Faherty details why animals hibernate.

How many species are known to hibernate?

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 Sheena Faherty
  • Director Rémi Cans
  • Script Editor Emma Bryce
  • Art Director Rémi Cans
  • Animator Dabid Pascual, Davy Dumartheray
  • Composer Stephen Eugene Larosa
  • Sound Designer Stephen Eugene Larosa
  • Associate Producer Bethany Cutmore-Scott, Elizabeth Cox
  • Content Producer Gerta Xhelo
  • Editorial Producer Alex Rosenthal
  • Narrator Julianna Zarzycki
  • Fact-Checker Laura Shriver

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