Tourists in northern Australia have been left stunned by two fierce animals going head-to-head -- a massive saltwater crocodile wrestling with a bull shark in its jaws. ... Brutus, who is thought to be about 80 years old and is missing a front leg and most of his teeth, is well known in the area, and the Northern Territory News described the battle as "Jaws v Claws". Speculation is that the prospect of a fish dinner was tasty revenge for a croc that was thought to have lost his limb to one of the sharks who inhabit nearby waters. "But...