To Design A Safer Helmet, Ohio Company Takes Hints From Hedgehogs | WOSU News
From Twisted Quills Hedgehogs on Facebook | Hedgehog, Animals and pets, Quilling
Atelerix - Hedgehog Street
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Wild Wonders - Wildfact Wednesday: Did you know that hedgehogs can have 6,000 quills? Their quills are made up of Keratin which is the same thing as your fingernails! Hedgehogs use these