Lots More Information Related Articles How Shark Attacks WorkWill a shark drown if it stops moving?Top Ten Shark Attack StoriesHow Animal Camouflage WorksWhat is electroreception and how do sharks use it?What do most sharks eat?Could shark cartilage help cure cancer?What causes a shark feeding frenzy? More Great Links Discovery Channel Shark WeekScuba Diving and Snorkeling WorldwideThe Shark Research InstituteReefQuest Expeditions Shark Research ProgramThe American Elasmobranch SocietyThe Pelagic Shark Research Foundation Sources Dehart, Andy. Personal correspondence. July 18, 2008.