Shark

Basking sharks are one of the world's largest and most elusive fish species. But off the Irish coast, these gentle giants swim so close to the shore you can nearly touch them.

Some Greenland sharks alive today may have been contemporaries of Shakespeare. With a scarred heart that beats for centuries, this deep-sea shark defies age-related decline.

Humans have more in common with these elite ocean predators than often thought. A little Miles Davis anyone?

Under the surface of the ocean, "constellations" of towering subsea mountains dot the Earth – and they are teeming with sharks.

Fifty years since the release of Jaws, these photographers are showing a different, less frightening view of great white sharks.

Despite the recent spate of shark attacks, they are still relatively rare occurrences even though humans should be easy prey compared to fast-moving fish and seals.

Great hammerheads are odd-looking and mysterious creatures, but scientists may have found the first ever nursery for these enormous sharks.