In the great wild heart of South America there are few roads or cities. A vast expanse of pristine wilderness lies here, dominated by water and spread out under a storm filled sky. It is an awe-inspiring landscape, magnificent in its grandeur. However, for the creatures that live here, this is no paradise; they are subject to the extremes of the seasons and the edicts of nature’s law. Within these shimmering waters lurks danger - legendary monsters and beasts whose ferocity and appetites are notorious… From the Amazon basin down to Argentina, much of South America’s rivers are inhabited by piranha. Most are harmless, but a handful are not. These are the notorious red piranha – they have been called the most ferocious fish in the world. But just how dangerous are they?

In the great wild heart of South America there are few roads or cities. A vast ...