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What Makes Feathers Both Strong and Light
Podcast |
BirdNote Daily
Publisher |
BirdNote
Media Type |
audio
Categories Via RSS |
Education
How To
Natural Sciences
Nature
Science
Publication Date |
Jul 17, 2023
Episode Duration |
00:01:35

Bird feathers are famously light, but they’re also strong, holding up under tricky flying and high winds. They’re made of beta keratin, a tougher version of the keratin that makes up human fingernails and hair. They also have an intricate branching structure that makes them highly flexible and free of unnecessary weight.

More info and transcript at BirdNote.org

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Zoom in on the intricate structures of feathers!

Bird feathers are famously light, but they’re also strong, holding up under tricky flying and high winds. They’re made of beta keratin, a tougher version of the keratin that makes up human fingernails and hair. They also have an intricate branching structure that makes them highly flexible and free of unnecessary weight.

More info and transcript at BirdNote.org

Want more BirdNote? Subscribe to our weekly newsletter. Sign up for BirdNote+ to get ad-free listening and other perks. 

BirdNote is a nonprofit. Your tax-deductible gift makes these shows possible.

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