Porcupine Quills Can Kill, Smart News

Researchers in Italy watched porcupines corner a dog and stab it to death

Video: Porcupine takes on a pride of 17 lions and wins, The Independent

Porcupine Animal Facts Erethizon Dorsaum - A-Z Animals

Amid widespread decline, Spokane region remains something of a porcupine redoubt

What to do if you get quilled by a porcupine

Police dog recovering after being spiked by 200 porcupine quills – The Irish News

Animals, Free Full-Text

Help name the Desert Museum porcupine

Meet Quinn, the Jupiter Farms porcupine whose adorable 13-second video has gone viral

Porcupine quills causing medical problems for dogs in the Valley

The Truth About Porcupine Projectiles