(Thanks to NoCamels) 21 year-old Morad Azva had been mute since an attack in 2007. After medical treatments showed no progress, he was sent to the Dolphin Reef in Eilat for “dolphin therapy”. There, he began to communicate through the interaction with dolphins.
http://nocamels.com/2012/03/dolphin-therapy-helps-mute-israeli-teen-speak-again/