Nowhere else are animals more exposed in their struggles for survival than on vast, open plains and deserts. In these great expanses there is nowhere to hide. From Africa to the Americas, the world's plains are home to some of the biggest concentrations of animals in the world, seemingly easy targets. But they can detect threats from miles away. Predators can not rely on their speed or strength alone to take down prey, they must use stealth, strategy and teamwork if they want to come out on top.