Shark conservationist Kinga Philipps and scientist Tristan Guttridge embark on an expedition through the remote Islands of Tahiti to investigate whether local legends and mysteries about massive sharks are true.

In a Shark Week first, researchers with cameras brave a great white shark feeding frenzy from inside a life-size whale decoy. Their findings could be the key to finding the biggest great white shark in South African history.

The MEG, a massive shark measuring 50 feet and weighing 60 tons, was once feared as the most fearsome predator. It could devour a killer whale effortlessly, but new evidence suggests that its cousin, the great white shark, may have caused its extinction.