bibliography
websites:
WIKIPEDIA, The Free Encyclopedia, Article, The Arctic Wolf, 22 August 2013, Powered by MediaWiki, viewed: 16/08/2013.
www.en.wikipedia.org/wiki/Arctic_wolf
WWF, Species Profiles, Mammals, Arctic Wolf, Licenced by Creative Commons, viewed: 22/08/2013.
http://wwf.panda.org/about_our_earth/species/profiles/mammals/arcticwolf/
SCIENCE FOR KIDS, Animal Facts, Fun Wolf Facts for Kids, 2013, Science Kids Cooperation, viewed: 16/07/2013.
www.sciencekids.co.nz/sciencefacts/animals/wolf.html
INTERNATIONAL WOLF CENTRE, Teaching the World about Wolves, Arctic Wolf by Elizabeth Harper, 1995-2013, Minnesota, viewed: 14/08/13.
www.wolf.org/wolves/learn/basic/wolf_types/inter_gray/arctic.asp
WOLF SOURCE, Anatomy, The Wolf, posted by Igk, 2000-2012, operated by Lehnanne Gibbs Kidd, viewed: 16/08/13.
www.wolfsource.org/?page_id=69
Books:
MAMMAL ANATOMY, An Illustrated Guide, Wolf, page 234 – 255, 2010, Marshall Cavendish Corporative, viewed: 26/08/2013.
MAMMALS, Discoveries, meat Eaters, The Dog Family, page 36 - 37 Dr George McKay, 1996, by Weldon Owen Pty Ltd, viewed: 14/08/2013.