Mammalian spines have evolved from modified hairs, made of a fibrous protein called keratin. Technically, a distinction is sometimes made between spines and quills, but in general usage, the two terms ...

Something occurred to me recently that I’d never thought of before: porcupine birth. Yeah. Ouch, right? Covered head to tail ...

*This adorable baby porcupine was born at a Swiss zoo where he has been exploring his surroundings with caring family members. Wakili, the cute porcupine, was born at Zoo Zurich in the Swiss city of ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. The porcupine is best known for leaving quills in the flesh of its predators, be they wolves, ...

An adorable baby porcupine was born at a Swiss zoo where he has been exploring his surroundings with caring family members. Wakili was born at Zoo Zurich lives in the Kopje Rocks section of the park's ...