Arctic Fox: Life at the Top of the World

Look at it curled up in its cloudlike pillow of snow-white fur, an icon for beauty if there ever was one. Perhaps there is something deep within us that recognizes this material for what it is, one of nature's greatest feats of engineering. It is believed that no other animal coat can match the insulating properties of arctic fox fur.

Ever since explorers began venturing north into the harsh lands of the Arctic, they have ...