Breads and Grains. 1  Store-bought bagels: 1 to 2 weeks (refrigerator) or 2 months (freezer) 2  Commercial breads: 1 to 2 weeks (refrigerator) or 3 months (freezer) 3  Unopened flavored rice: 6 months (pantry)  Unopened white flour: 6 to 12 months 1  (pantry) Muffins: 1 week (refrigerator) or 2 months (freezer)
Of course, the most famous characteristic of this animal are the quills. When a porcupine is threatened, it assumes a defensive posturehead and shoulders lowered, back to the threat, every quill erect, tail thrashing back and fourth. This is usually enough to scare away any would-be predator.
Porcupines are nocturnal and have poor vision but a very good sense of smell. Porcupines generally like to eat the evergreen tree inner bark and needles, but they do find some hardwoods palatable. They also eat aquatic plants, berries, seeds, flowers, nuts, and grasses.he porcupine is one of the largest rodents in North America, second only to the beaver, and porcupines grow to a length of 2 to 31/2 feet, tail included. They usually weigh between 8 and 14 pounds, although they have been known to weigh upwards of 35 pounds.