Deep in the wilds of north-eastern Australia lies a battleground like no other. A remote tidal river, called the Daintree, which is home to two very different predators. What happens when the Saltwater Crocodile, a 1,000-pound relic from the dinosaur age, meets the Bull Shark, a skilled low visibility predator known for its aggression?  Risking all to attach a camera to the back of a huge territorial boss croc, shark experts Adam Barnett and Nico Lubitz risk all to find out!