It's a sad day for the black bear family in the Northwoods, as the mother bear loses one of her cubs. Subscribe to BBC Earth for more amazing animal videos - bit.ly/BBCEarthSub Watch more videos from BBC Earth: Planet Earth bit.ly/PlanetEarthPlaylist Blue Planet bit.ly/BluePlanetPlaylist Planet Earth II bit.ly/PlanetEarthIIPlaylist Planet Dinosaur bit.ly/PlanetDinoPlaylist Check out the other two channels in our BBC Earth network: BBC Earth Unplugged: bit.ly/BBCEarthUnplugged BBC Earth Lab: bit.ly/BBCEarthLabYouTubeChannel Natural World: Black Bears Of The Northwoods Forty years ago Lynn Rogers began studying the black bears of the American Northwoods. During this time, he has formed a unique relationship with the bears, allowing him to spend time in close proximity with them, revealing more about their habits and characters than ever before. Through his research, Lynn Rogers hopes to prove that bears can live alongside people happily. Natural World follows Lynn and the bears for a year, revealing the nature of his relationship with his research subjects, including intimate footage of a bear and her new-born cubs. 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. Dramatic, rare, and exclusive, nature doesn't get more exciting than this. Want to share your views with the team behind BBC Earth and win prizes? Join our fan panel: tinyurl.com/YouTube-BBCEarth-FanPanel This is a page from BBC Studios who help fund new BBC programmes. Service information and feedback: bbcworldwide.com/vod-feedback--contact-details.aspx

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