Great white shark teeth reach up to five centimetres long. Yet even these long gnashers pale in comparison to the largest known shark teeth - those of the extinct megalodon, whose name means ‘big ...

Emma explains, 'With its large serrated teeth megalodon would have eaten meat - most likely whales and large fish, and probably other sharks. If you are that big you need to eat a lot of food, so ...

Because this monstrous shark was a fish made mainly of cartilage, its huge teeth were its only artifacts. This video explores how scientists use teeth to determine the size of sharks – from the ...

Shark sightings aren’t out of the ordinary in South Florida, but a 10-foot shark spotted off the Intracoastal Waterway in Hollywood<a class="excerpt-read-more" href=" More ...