Porcupine Quills in Dogs: How to Remove Them

Dogs and Porcupines: Quill Removal, First-Aid, and Training

Porcupine Quills in Dogs: How to Remove Them

Photos: Dogs survive prickly encounter with a porcupine

Beware of porcupines! Dr Phil Zeltzman's Blog

Quill emergency, The Externship Project

Porcupine Quills: A Veterinary Guide to a Thorny Problem — Vetsplanation

Porcupine Quills

Porcupine Quill Removal Emergency Veterinary Services at Tier 1 VMC

Veterinary Sciences, Free Full-Text

Has Reuben finally learned not to pick on porcupines?