Herbivorous, feeding on bark, sapwood, leaves, shoots and various plants.
Around 5 to 7 years in the wild and up to 10 years in captivity.
In Quebec, sexually mature at 1 year. Mating occurs between October and December. A single baby is born between mid-May and July after a gestation period of 7 months, and is weaned after 2-14 weeks.
Fisher, wolverine, Canadian lynx, bobcat, coyote, cougar, gray wolf and certain birds of prey.
FAQ : Is it true that porcupines can launch their quills ?
When threatened, the porcupine adopts a defensive stance, protecting its vulnerable parts and rounds its back thus raising the quills. The porcupine then swings its tail in the direction of the predator. If there is contact, quills detach and impale the predator. This has led to the assumption that the porcupine can launch its quills