How porcupines stay warm and protected

The quills of the North American porcupine ward off predators, and help keep it warm throughout winter. Footage from the show Winter's Hidden Wonders.

Published 27 Apr 2023, 11:16 BST
How porcupines stay warm and protected

explore videos


The crazy, hypnotic hunting technique of stoats


Explore Nat Geo

  • Animals
  • Environment
  • History & Culture
  • Science
  • Travel
  • Photography
  • Space
  • Adventure
  • Video

About us


  • Magazines
  • Disney+

Follow us

Copyright © 1996-2015 National Geographic Society. Copyright © 2015-2023 National Geographic Partners, LLC. All rights reserved