(CNN) — The largest apex predator in the tropical seas, tiger sharks are notoriously fierce. They can grow to more than six meters (20 feet), have sharp serrated teeth and are second only to great ...

Picture this: you're planning your perfect beach vacation, scrolling through crystal-clear waters and pristine shores. Then that nagging thought creeps in. What about sharks? Maybe it's the media ...

Tail swishing elegantly, Fin slips by the algae-covered shipwreck with a school of fish companions unconcerned by the rows of sharp curved teeth jutting out of his mouth. Fin is one of dozens of sand ...