Blind man uses echolocation like a dolphin - Extraordinary Animals - Series 2 - Earth

Marine Mammalogist, Dr Magnus Wahlber meets Daniel who has been a human echolocator for 42 years. Daniel has the extraordinary ability to use a sonar like technique to experience the world around him. Subscribe to BBC Earth: http://www.youtube.com/subscription_center?add_user=BBCEarth BBC Earth YouTube Channel: http://www.youtube.com/BBCEarth BBC Earth Facebook http://www.facebook.com/bbceart ...