The quills of a porcupine are 2 to 3 inches long. A hedgehog’s quills, also known as spines, are about one inch long. Some people keep hedgehogs as pets ... can cause quills to become stuck in their ...

If people see a porcupine, Keller said, “If you don’t have pets, the best thing you can do is enjoy being there, you certainly don’t want to approach wildlife, give it its space.” ...