Fun Facts About Porcupine Rays. 3. In winter, their diet consists largely of twigs, bark, and the cambium of hardwood and conifers trees. The porcupine's most famous feature—the quill—is hollow, 2 to 3 inches (5 to 7 centimeters) in length, and lightly attached to the porcupine's skin. Quills are not thrown or shot, as popularly conceived. The porcupine is one of the largest rodents in North America - only the beaver is larger. The porcupine tends to stay in the same home range and reuses the same den year after year. The porcupine is generally found in coniferous forests, but may also frequent mixed or deciduous stands in search of food. Porcupine rays can be found at depths of 3.3 to 98 feet (1 to 30 m). Diet The porcupine is an herbivore. Based on this diet, you could infer the porcupine's favorite habitat: mixed conifer-hardwood forests and woodlands. In the spring, porcupines expand their diet to buds and twigs as well as herbaceous plants, fruits and nuts. Diet for porcupines: In terms of food, all species of porcupines are herbivores and vegetables / greens are their staple meals. 1. The spines on their back are referred to as quills. Habits & Habitat . Natural Habitat of the North American Porcupine As far as habitat goes, North American porcupines are very adaptable animals. Because quills are so lightly attached, they come off easily when a predator encounters them. Porcupines are covered in about 30,000 quills. Basic facts about Crested Porcupine: lifespan, distribution and habitat map, lifestyle and social behavior, mating habits, diet and nutrition, population size and status. Trees are an important component of porcupine habitat, as are the shrubs and herbaceous vegetation underneath. A Porcupines Diet 1. In the winter, it may eat bark. Habitat In general, porcupines live in just about any terrain, including deserts, grasslands, mountains, rainforests and forests. Diet: Porcupines are strict herbivores, but their diet changes with the seasons. 2. Adult African Crested Porcupine. Further, a porcupine ray’s preferred habitat is in populated coastal areas that are more susceptible to human activity. These provide food and protection from predators. Rock crevices, logging slash, caves, and culverts act as important winter den sites. Some typical living environments for these solitary porcupines are desert shrublands, chaparral, mountains, grasslands, woodlands, sagebrush, swamps, tundra and thick forests -- whether deciduous, coniferous or mixed. Porcupine rays reach a maximum width of 3.8 feet (1.2 m). It often climbs trees to find food. Porcupines can girdle trees, and observations of shiny, white stems and limbs during the winter are a good indicator that porcupines are in the area. Porcupine quills have long been a favorite ornament and good-luck charm in Africa. The hollow rattle quills serve as musical instruments and were once used as containers for gold dust. At first glance, a porcupine is not an animal you want to chase and that’s exactly why it has developed its effective spiny defense system that’s almost certain to deter any would-be attacker. They will cheat on their vegetarian diets. They may also be found in shrubland and forested swamps, and even in the desert in parts of their range. In the wild their diet varies from twigs, berries, barks, leaves, roots, stem and other vegetation depending on the seasons and species of porcupines. Each adult porcupine has a home range of six to 14 acres in size, depending on food availability. In the west, it can be found in scrubby areas. Diet. Habitat. The North American porcupine lives in coniferous, deciduous and mixed forests. It eats leaves, twigs and green plants like skunk cabbage and clover. 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