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Family Erethizontidae
Family Hystricidae
A porcupine is any of 27 species of rodent belonging to the families Erethizontidae or Hystricidae. All defend themselves with hair modified into sharp spines. Porcupines vary in size considerably Rothschild's Porcupine of South America weighs less than a kilogram (2.2&_160;lb (1.00&_160;kg)); the African Porcupine can grow to well over 20&_160;kg (44&_160;lb).
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Porcupine Subcategories
Porcupine Articles
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