In order to survive the porcupine need tree bark and on spring evenings grass.  Also leaves, stems, fruits, seeds roots, berries, nuts, and flowers in the summer.  Bark and pine needles in winter.  They also need water.  The reason they need so few things is because they are highly adaptable.
Porcupines are for prey coyotes, fishers, and bobcats.  We are their main predators see human impact.
  1. Each adult porcupine is covered with up to 30,000 long, sharp quills.
  2. North American porcupines are the largest members of the family of new world porcupines.
  3. Porcupines live alone except when they are mating.
  4. The porcupine's quills are long stiff hairs that have grown together tightly.
  5. Porcupines have been known to eat such things as the handles of gardening tools and canoe paddles, lawn furniture, steering wheels, and old shoes.
  6. Porcupine's teeth never stop growing, and so they must eat a lot of tough food to wear down their teeth.
  7. Porcupines are nocturnal.
  8. Porcupines can swim.

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