Do porcupine quills hold the secret to lighter, stronger materials? - Create

Engineers have discovered that with 3D printing, porcupine quills can be mimicked to design lightweight materials that can handle extreme loadings.

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Do Porcupines Shoot Their Quills? (Fact Check) 4 Defense Behaviors

Quill Power Royal Ontario Museum

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Study of Impact Resistance Based on Porcupine Quills Bionic Thin

Porcupine Quill Earrings with Claws now available at Resilient

Dog Attacked By Porcupine: How to Remove Porcupine Quills From Dogs

Tough, Light and Strong: Lessons From Nature Could Lead to the

From nature to additive manufacturing: Biomimicry of porcupine