Adventurer Ben Cropp answers the question; Which one is the worst killer tiger shark or croc? Ben Cropp experienced first hand the terror of an attack by a fierce Tiger Shark, his inflatable boat was ripped apart by one of these huge creatures. Luckily all on board the boat survived the frightening event. Crocodile populations in the North of Australia has been steadily increasing and it seems the rate of attack by this prehistoric creature have risen accordingly. A family of campers was attacked on land by a 4.2 metre croc and suffered horrific injuries. Others of recent times have not been so lucky while swimming in croc infested waters, they paid the ultimate price. So which do you think is the worst killer?