MEET THE PATAGONIAN MARA Do you know this mammal? The Patagonian mara (Dolichotis patagonum) is a species of rodent endemic to Argentina and was once wide-spread across the Patagonia steppe. It resembles a jack-rabbit crossed with a deer, and is sometimes called the Patagonian hare. But it is not a true hare, being more closely related to other steppe inhabitants like the tucu-tucu and the vizcacha. Maras can weigh up to 12 kilos, making it the second largest rodent in the world, after the capyb