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Hayadan
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Feathers
Feathers
Why doesn't the color of the birds' feathers fade?
Dr. Moshe Nahamani
January 3, 2016
3 תגובות
Super Penguin - the mystery of the penguins that don't freeze
The Israeli Biomimicry Organization
December 5, 2015
No comments
Why don't birds get wet?
Young Galileo
November 14, 2015
One response
A dinosaur, a relative of T. rex was the largest creature that wore feathers
Avi Blizovsky
April 6, 2012
16 תגובות
