From tropical jungles to the icy plains of Antarctica - join us as we recount one of the most successful documentary series ever commissioned: Planet Earth. [13:44] Walruses are among the largest seals in the world. Subscribe: bit.ly/BBCEarthSub #PlanetEarth #BBCEarth #Top5Compilation Watch more: Planet Earth bit.ly/PlanetEarthPlaylist Blue Planet bit.ly/BluePlanetPlaylist Planet Earth II bit.ly/PlanetEarthIIPlaylist Planet Dinosaur bit.ly/PlanetDinoPlaylist 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. Dramatic, rare, and exclusive, nature doesn't get more exciting than this. This is a commercial channel from BBC Studios. Service & Feedback bbcstudios.com/contact/contact-us