Wednesday, 4 July 2012

Porcupine

Porcupine

Orcupine, any of 25 species of large, herbivorous, quill-bearing rodents active from early evening to dawn. All have short, stocky legs, but their tails range from short to long, with some being prehensile. The quills, or spines, take various forms depending on the species, but all are modified hairs embedded in skin musculature. Old World porcupines (Hystricidae) have quills embedded in clusters, whereas in New World porcupines (Erethizontidae) single quills are interspersed with bristles, underfur, and hair. No porcupine can throw its quills, but they detach easily and will remain embedded in an attacker.

Porcupine

Porcupine

Porcupine

Porcupine

Porcupine

Porcupine

Porcupine

Porcupine

Porcupine

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