A porcupine's quills vary in length from 1 to 12 inches. If danger threatens, the porcupine raises and spreads them. Overlapping scales on the tip lodge in the skin like a fishhook and are difficult to pull out. New quills grow in to replace lost ones.

Landscape Conservation and Land Tenure in Zambia: Community Trusts in the Kazungula Heartland

Author Simon Metcalfe
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AWF Focus Areas Protecting Land
Related Heartlands Kazungula