the general appearance 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 base of their ears being white. their tails are much shorter than their head and their body.