Filmed on a remote island in Antarctica, shrouded in fog - we are treated to stunning footage of a Polar Bear in pursuit of a Walrus. Faced with an imposing wall of blubber and hide, it appears that the world's largest land carnivore may have met his match Taken From Planet Earth Subscribe to the BBC Earth YouTube channel: www.youtube.com/subscription_center?add_user=BBCEarth Want to share your views with the team behind BBC Earth and win prizes? Join our fan panel here: tinyurl.com/YouTube-BBCEarth-FanPanel BBC Earth Facebook www.facebook.com/bbcearth BBC Earth Twitter www.twitter.com/bbcearth BBC Earth Instagram www.instagram.com/bbcearth/?hl=en Visit www.bbc.com/earth/world for all the latest animal news and wildlife videos This is a channel from BBC Worldwide who help fund new BBC programmes.