The whale shark is a non-aggressive creature that poses no threat to swimmers, snorkelers or scuba divers. The largest confirmed individual had a length of 12.65 metres (41.50 ft) and a weight of more than 21.5 tonnes (47,000 lb). The shark has distinctive light-yellow markings on its very thick, dark gray skin. It is a filter feeder and can neither bite nor chew. These feeder eat plankton, krill, fish eggs, small fish, salp, jellyfish and coral spawn. Although its mouth can stretch to four feet wide, Whale sharks are slow swimmers, moving at speeds of no little more than 3 miles per hour.
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