Fearless Fish Cleans Shark's Mouth | Seven Worlds, One Planet | BBC Earth

Even predators need a little polish, and the industrious cleaner wrasse is happy to oblige. Subscribe: http://bit.ly/BBCEarthSub Watch more: Planet Earth http://bit.ly/PlanetEarthPlaylist Blue Planet http://bit.ly/BluePlanetPlaylist Planet Earth II http://bit.ly/PlanetEarthIIPlaylist Planet Dinosaur http://bit.ly/PlanetDinoPlaylist Seven Worlds, One Planet Episode 4 'Australia' Millions of years ago incredible forces ripped apart the Earth’s crust creating seven extraordinary continents. Seven Worlds, One Planet, narrated by Sir David Attenborough, will reveal how each distinct continent has shaped the unique animal life found there. 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 https://www.bbcstudios.com/contact/contact-us/