Breath-taking images of a wolf chasing and capturing a caribou in the wild. Brilliant images from BBC natural history masterpiece, Planet Earth. Visit http://www.bbcearth.com for all the latest animal news and wildlife videos and watch more high quality videos on the new BBC Earth YouTube channel here: http://www.youtube.com/bbcearth Subscribe: http://bit.ly/BBCEarthSub WATCH MORE: New on Earth: https://bit.ly/2M3La96 Oceanscapes: https://bit.ly/2Hmd2kZ Wild Thailand: https://bit.ly/2kR7lmh 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 astounding, entertaining, thought-provoking and educational natural history content. Want to share your views with the team behind BBC Earth and win prizes? Join our fan panel: http://tinyurl.com/YouTube-BBCEarth-FanPanel This is a channel from BBC Worldwide who help fund new BBC programmes. Service information and feedback: http://bbcworldwide.com/vod-feedback--contact-details.aspx