Patagonian Desert whom 3,000 ended up in Buenos Aires separated by sexes to avoid their procreation. The boundary treaty of 1881 between Chile and Argentina bought most of the desert under definitive Argentine sovereignty; previously Chile had claimed varying now Argentine areas under claims of inherited colonial titles. In the few decades before and after 1900 the less dry parts of the Patagonian steppe experienced a sheep farming boom, transforming the region into one of the world's greatest exporters of ovine products. The area is sparsely populated today and those that do live here survive mainly by the raising of livestock such
Patagonian Desert desert iguana, western ribbon snake, and various species of eagle and hawk are a few of the variety of animals living in the region. The flora of the region is quite common for its climate and includes several species of desert shrubs like "Acantholippia" and "Benthamiella" and tuft grasses like "Stipa" and "Poa". Aquatic grasses and larger flora exist on the outskirts of the desert and around the ephemeral lakes that form from the Andes' runoff. The desert has hosted various indigenous peoples in its past, as evidenced by cave paintings in the area. The earliest inhabitants of the desert