Patagonian grasslands ("Podiceps gallardoi"), the rare ruddy-headed goose ("Chloephaga rubidiceps") and the near threatened striated caracara ("Phalcoboenus australis"), which has suffered from over-hunting. The ecoregion has few protected areas. They include Dicky Private Wildlife Reserve ("Refugio Privado de Vida Silvestre Dicky") and Magallanes National Reserve on the mainland, and Reserva Costa Atlántica in Tierra del Fuego. The Patagonian Grasslands of Argentina Conservation Project, organized by The Nature Conservancy, is trying to develop sustainable grazing practices in partnership with scientists and landowners, but it is a challenge to find economic incentives. An Argentine company has worked with The Nature Conservancy to develop protocols
Patagonian opossum of the Patagonian opossum is similar to that of mouse opossums, except they have specialized features due to their predatorial way of life. Unlike mouse opossums, their skull has a reduced muzzle, wider zygomatic arch, as well as a crowded premolar region. Patagonian opossums have rather short fur, that are fine and soft. Their fur are usually gray, with the posterior being dark gray, the sides being a paler shade of gray, their shoulders are dark and their cheeks as well are eye region are white in color. Their ears are short, they are a pink flesh color, with the