Few countries in South America have such contrast and variety. Diverse habitats such as Patagonia's bleak steppe, soaring Andean snow caps, vast salt pans, lush rainforest around Iguazu Falls, steamy marshlands of Ibera, and grasslands of the Pampas support an astonishing range of wildlife - from penguins, whales and seals to condors, armadillos and guanacos.