What is the Predator X? | Planet Dinosaur | BBC Earth

With a skull twice the size of a tyrannosaurus rex’s, and a bite force unmatched by anything in the Jurassic seas, Predator X is the most powerful marine reptile ever discovered. Subscribe: WATCH MORE: New on Earth: Oceanscapes: Wild Thailand: Planet Dinosaur Narrated by John Hurt, Planet Dinosaur tells the stories of the biggest, deadliest and weirdest creatures ever to walk the Earth, using the latest fossil evidence and immersive computer graphics.