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Porcupines also eat certain insects and nuts. In the winter, they mainly eat conifer needles and tree bark. Porcupines are selective in their consumption; for example out of every 1,000 trees in the Catskill Mountains, porcupines will only eat from 1-2 linden trees and one big-toothed aspen. [citation needed]
The "quills" are mixed with long, soft hairs. They vary in size from the relatively small prehensile-tailed porcupines, which are around 30 cm (12 in) long, and weigh about 900 g (32 oz), to the much larger North American porcupine, which has a body length of 86 cm (34 in), and weighs up to 18 kg (40 lb). [1]
The crested porcupine is for the most part herbivorous, eating roots, bulbs, and leaves, but occasionally they do consume insects, small vertebrates, and carrion. To ingest calcium and sharpen incisors, they often gnaw on bones. These animals often travel long distances looking for food.
Dec. 15—Can you remember the last time you saw a porcupine in western Montana? Even one on the side of the road that had been hit by a vehicle. What's happened to them? "Unfortunately, the ...
In the winter, it may eat bark. [2] The African porcupine is not a climber; instead, it forages on the ground. [2] It is mostly nocturnal [10] but will sometimes forage for food during the day, eating bark, roots, fruits, berries, and farm crops. Porcupines have become a pest in Kenya and are eaten as a delicacy. [11]
Native porcupines are the second largest rodent in North America, second only to beavers. They are about two or three feet long, and weigh between ten and thirty pounds.
Luckily, spiders eat mostly insects -- especially the ones you may also find in your home. But as spiders get bigger, so do their prey, and larger arachnids feast on lizards, birds and small mammals.
The North American porcupine (Erethizon dorsatum) is the only extant species, but at least 4 extinct relatives are known, the oldest dating to the Late Pliocene. [2] Porcupines entered North America during the Great American Interchange after the Isthmus of Panama rose 3 million years ago. [ 3 ]