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Why do humans have a third eyelid? - Dorsa Amir

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TED-Ed
TED-Ed
1,698 Abonnenten
1,698
Im Life

Discover how evolution and natural selection influence why the human body has vestigial organs— body parts that no longer serve their original purpose. -- You know that little pink thing...

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Als nächstes


⁣A Mad Scientist Experiments With Deadly Animals And Pets Them With Humans
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⁣A Mad Scientist Experiments With Deadly Animals And Pets Them With Humans
934,470 Ansichten ·
⁣Humans Send Cockroaches to Mars, 500 Years Later They Evolve Into Humanoid Creatures
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