Our oceans cover 71% of the planet, provide us with about half of our oxygen and are home to hundreds of thousands of known species. Join us on a voyage through the most spectacular wildlife the seas have to offer, from balmy coral reefs to the depths of darkness. Watch whales as they adapt new feeding techniques, check out crabs battling eels and octopi and see sharks feast on all matter of sea creatures. Subscribe: http://bit.ly/BBCEarthSub #4KVideo #Ocean #Wildlife Watch more: Best of BBC Earth 🌍 https://bit.ly/BestOfBBCEarth Best Animal Fights 🥊 https://bit.ly/BestAnimalFights Videos over 10 minutes ⏰ https://bit.ly/3SHJCEJ Planet Earth III 🌍 https://bit.ly/PlanetEarthIIIPlaylist Frozen Planet II ❄️ https:/bit.ly/FrozenPlanetIIPlaylist Blue Planet II in 4k 🌊 https://bit.ly/BluePlanetII4kPlaylist 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 page from BBC Studios. Service information and feedback: http://bbcworldwide.com/vod-feedback--contact-details.aspx