Watch Shark Story - The Evolution of the world's most successful predator

Shark Story is a fascinating documentary exploring the story of the evolution of one of the most successful animals ever to have existed and why such a perfectly evolved creature is now faced with extinction. The production blends interviews with the foremost researchers in the field and amazing 3D reconstructions of extinct sharks, and the creatures with which they shared the oceans. Come on a journey through half a billion years of evolution, encompassing the strange armour-plated fishes of the Devonian, the freshwater sharks of the Permian era and the extreme competition of the Jurassic seas. Finaly, come face to face with Megalodon - a shark so huge it could have swallowed a Great White whole - and discover why the modern threats posed by the Chinese economic boom are so much more catastrophic for sharks than the asteroid which wiped out the dinosaurs...