An entertaining description of porcupine mating. Did you know they can't be raped? How Do Porcupines Mate? Very Carefully. ... listen for the tender sounds of porcupine coitus—stark, night-piercing shrieks that could be likened to the noises produced by a banshee banging a Velociraptor. That mess of quills is equally effective against its own kind. Thus instead of force, the male porcupine must u…