As overfishing and pollution kill God Ocean, we witness it biting back at its exterminators, Jan 13, 2010 A Great White Shark displayed altered feeding habits when Human Lloyd Skinner was taken in chest deep water 100 meters off a South African Beach.  The shark attacked twice, Swimming away with his catch the second time. The first bite shows caution as it tests out the new food source, quicker and more efficient attacks can be expected in the future as the sharks refine this newly discovered food source along the coasts.

Source:http://www.iol.co.za