Crested Porcupine, Hystrix cristata

A large rodent with characteristic long quills on its back. It is mainly herbivorous. In order to ingest calcium and sharpen its incisors, it often gnaws on bones. If threatened, it will stamp its feet, whirr the quills, and charge the disturber back end first trying to stab the enemy with the thicker, shorter quills. These attacks are known to have killed lions, leopards, hyenas, and even humans.