Photo Gallery: Dolphin Intelligence Debate Heats Up 09/27/2013
 For more than 50 years, the dolphin has been viewed as an especially...
AFP

For more than 50 years, the dolphin has been viewed as an especially intelligent creature, grouped together with human beings and great apes. But now a dispute on the subject has erupted among scientists. Here, a young male dolphin at the Marine Mammal Conservancy in Key Largo, Florida.