Saving the Arctic Fox | BBC Earth Witness | BBC Earth

The Arctic Fox is under threat - for its stunning white winter fur, which nearly forced the animal into extinction. In spite of its now protected status, numbers are still declining. Meet scientist Nina Eide, working hard to protect this endangered creature from further harm. Watch more: Welcome to BBC EARTH! The world is an amazing place full of stories, beauty and natural wonder. Here you'll find 50 years worth of entertaining and thought-provoking natural history content.