The Raven Who Solves Puzzles | Animal Einsteins | BBC Earth
Chris puts Bran the Common Raven to the test. Will he be able to work out the 7 steps to unlock the treat at the centre of the puzzle? 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 Welcome to BBC EARTH!>>>


