Old World porcupines are monogamous and breed several times a year. Answer (1 of 4): Thank you for your question, Blake Winfield, “Are a hedgehog and a porcupine the same animal?” Hedgehogs and porcupines belong to different families in the animal kingdom. The "quills" are mixed with long, soft hairs. Porcupine 5. They were particularly concerned with the border established in the Proclamation of 1763 and … Porcupines Porcupine quills … But they bounce … Free woman of color with her quadroon daughter; late 18th century collage painting, New ... A local old man invites them to stay in his home, offering them guest right by washing their feet and offering them food. New World porcupines By raising their quills, porcupines can also show a white stripe down their backs, replicating a skunk’s appearance and creating another potential deterrent. Although both the New World and Old World porcupine families belong to the Hystricognathi branch of the vast order Rodentia, they … 4. Difference Between Old World and New World Monkeys Old and New world porcupines shared a common ancestor, both evolved strikingly similar quill structures; this is also an example of Convergent evolution as similar structures evolved in both Hedgehogs and Echidnas.