Porcupines are famous for their pointy quills that can hurt their predators. In the wild, this spiky defense lets the porcupine stay safe, even amongst fearful predators like leopards. This video by ...

Porcupines are easy to recognize but hard to find — so elusive, in fact, that few people have ever seen one in the wild. Emilio Tripp, a wildlife manager and citizen of the Karuk Tribe in Northern ...