1 print : color lithograph ; sheet 27.4 x 35 cm. Once thrust into another animal's skin, these spines may become fatal. Having the northernmost range of all porcupines, these rodents occur throughout much of North America, from the Arctic Ocean to northern Mexico. During the rest of the year, they feed upon green vegetation such as leaves, twigs and fruits, supplementing their diet by gnawing on occasional bones and antlers that are rich with mineral nutrition. This slow-moving porcupine is the second North American rodent in size only to beaver. Porcupines have rounded bodies covered with fur in shades of brown, white, and gray. The incisors continue to grow throughout the porcupine's life, and the constant gnawing keeps them worn down to the perfect size. A single animal may have 30,000 or more quills. It grows up to 36 inches (90 centimeters) long. The smallest porcupine is the Rothschilds Porcupine from South America which weighs only 1 kilogram (2.2 pounds). While porcupines spend most of the time on the ground, they are good climbers and regularly climb trees in search of food (and occasionally are found to build nests in trees.) They are also good swimmers. Their diet changes seasonally. They weigh between 12 and 25 pounds. Share the story of this animal with others. The quills of this animal are yellowish with black tips and have stiff, barbed around 3 inches-long spines. The main food of porcupine is tree bark. The North American porcupine is a rodent with black to brownish-yellow fur and quills all over its round body, except for its stomach. Thus, African porcupines usually forage on the ground, whereas those, native to North America, forage in trees. North American porcupines live in a wide variety of habitats such as dense forests, tundra, grasslands and desert shrub communities. Add to Likebox #80749746 - Close up image of large spiny porcupine, Greece. North American porcupines are some of the biggest rodents that come from North America, beaten out in size solely by beavers, according to the Woodland Park Zoo. Less is more. The smallest is the Bahia hairy dwarf porcupine. This species is the largest of the New World porcupines and is one of the largest North American rodents, second only to the American beaverin size. It has black to brownish-yellow fur and strong, short legs. Size varies according to species, ranging from 25 to 36 inches long plus an 8 to 10 inch tail. Now more than ever, we need your support. The North American porcupine is one of the largest rodents found in North America, coming second to the North America beaver. Erethi­zon dor­sa­tum is the sec­ond largest ro­dent in North Amer­ica, out­sized only by beavers. Porcupines do not shoot their quills, if an attacking animals gets to close to a porcupine, the quills can embed themselves into the attacking animal. It grows up to 15 inches (38 cm) long. These New World porcupines usually weigh between 12 and 35 pounds, with full body lengths of between 25 and 36 inches. In the winter, they primarily eat evergreen needles and the inner bark of trees, often feeding heavily on a single tree causing damage or death to the tree. Weight in … Porcupines are covered in about 30,000 quills. Sharp defense The 300,000 quills that cover a North American porcupine's body are its best defense—but not the way you may think! North American Porcupines are good climbers and spend much of their time in trees, and is the largest of all porcupines. Baby porcupines have soft quills that begin hardening about an hour after birth. In fact, the porcu… According to IUCN, the North American porcupine is common and widespread throughout its range but no overall population estimate is available. Life — even if that animal lover in your life — even if that animal lover in your life even... 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