Porcupine quills in the worst place imaginable.. : r/VetTech

got some x-rays of my curly hair at the vet to make sure she is healthy, looks cool! : r/tarantulas

A porcupine warns an enemy that gets too close by raising the quills on its back and clicking its teeth. If this doesn't work, the porcupine swings

Deadly Quills: Gross Porcupines (23)

Why the Porcupine Has Quills': Ojibwe winter story - Detroit Lakes Tribune

Do porcupines ever lose their quills? - Quora

Failure analysis of porcupine quills under axial compression reveals their mechanical response during buckling - ScienceDirect

Porcupined! - StinkyPup Kennel

North American porcupine Smithsonian's National Zoo and Conservation Biology Institute

Massachusetts Division of Fisheries & Wildlife - Porcupines are covered with ~30,000 quills. When confronted, this unique rodent swats its attacker with its tail, releasing needle-sharp quills with barbed ends. Contrary to

lepuslunae (u/lepus_lunae) - Reddit