This episode follows the animals of Argentina, living life at the mercy of the Andean mountains. These peaks dictate a hard existence for every living creature from their summits to the very edge of the Patagonian steppe, forcing even the cutest resident to turn carnivore? Predators stalk the foothills and creepy crawlies lie low in the sandy steppe. Every animal here has a bloodthirsty drive to survive.

Stretching almost 1000 miles, from the jungles of Brazil to the southernmost point of South America, Patagonias coast is home to some of the natural worlds most spectacular animals. Here, a parched desert collides with a powerful ocean, but right along this extreme and hostile coastline, animals battle the elements and each other, in a fight for survival.

Argentinas northern territory contains one of the largest reserves in the country. Ibera is a vast expanse of swamps, marshes and lagoons, with a biodiversity count to rival the Pantanal. These lands are bursting with life, home to over 4000 animal and plant species. The rainy season in Ibera finds the wetlands in bloom... but unseen perils lurk beneath the surface, and even here, life can be a struggle for survival.