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The game-changing amniotic egg - April Tucker

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  • 1,239 Questions Answered
  • TEDEd Animation

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350 million years ago, eggs could not survive far from water, therefore animals were water-bound. That is, until the amniotic egg, which allowed animals to live a fully terrestrial life. April Tucker peels back each layer of the amniotic egg, revealing how truly extraordinary this evolutionary marvel is.


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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

  • Director Adam Comiskey
  • Educator April Tucker
  • Animator Ash Barker, Rob Vaughan, Terry Lee
  • Artist Sam Davies
  • Narrator Addison Anderson
Additional Resources for you to Explore
Find information about the fossil records of amniotic eggs.
Learn more about amniotic egg structure.
Learn more about the physical properties of the egg.
1 Guided Discussion
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TED-Ed
Lesson Creator
New York, NY
Which came first, the chicken or the egg?
06/17/2013 • 
 4 Responses
 / 4 Updates
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Customize This Lesson

Create and share a new lesson based on this one.

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

  • Director Adam Comiskey
  • Educator April Tucker
  • Animator Ash Barker, Rob Vaughan, Terry Lee
  • Artist Sam Davies
  • Narrator Addison Anderson

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