Orcas off the coast of Mexico have devised a cunning strategy to hunt and kill whale sharks, and marine scientists have documented the behavior for the first time.
A 6.2-metre-long whale shark swimming at around one metre per second would be able to filter about 614,000 litres of sea water per hour. Despite not needing razor-sharp teeth for cutting and tearing ...
Small organisms such as plankton get stuck in their gill rakers and the shark then consumes the food. Filter-feeding sharks include whale sharks, megamouth sharks and basking sharks. These species ...
Additionally, whale sharks have tiny teeth that they do not use for any defence mechanism. Their only defence is flailing or diving down, deep into the waters, nearly 2,000 metres. "The animals ...