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A porcupine's colouring aids in part of its defence as most of the predators are nocturnal and colour-blind. A porcupine's markings are black and white. The dark body and coarse hair of the porcupine are dark brown/black and when quills are raised, present a white strip down its back mimicking the look of a skunk.
The North American porcupine (Erethizon dorsatum), also known as the Canadian porcupine, is a large quill-covered rodent in the New World porcupine family. It is the second largest rodent in North America after the North American beaver ( Castor canadensis ).
This porcupine can grow to forty inches long (1 m), but half of that is tail. It weighs about nine pounds (4.1 kg). No spines are found on the tail, which is long (330–485 mm (13.0–19.1 in)). Its feet are reflective of their arboreal lifestyle, well-adapted for gripping branches, with four long-clawed toes on each.
So unique that Ecosystem Science Professor Ken Otter says, "the probability for a mammal-like porcupine developing albinism is extremely low, ranging from one in 20,000 to one in a million." So ...
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).
Porcupine,_head_and_shoulders.png (469 × 579 pixels, file size: 293 KB, MIME type: image/png) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
A porcupine gave birth in front of “excited visitors” at London Zoo. Keepers released the first images on Thursday of the baby cape porcupine – known as a porcupette – who was born to ...
The African brush-tailed porcupine (Atherurus africanus) is a species of rat-like Old World porcupine, indigenous to a broad belt of Africa ranging from Guinea on the west coast to Kenya on the east. This is a common species with a very wide range, and despite it being used extensively for bushmeat, the International Union for Conservation of ...