(Rhinella sternosignata)
The guará ( Falkland Islands Wolf ),also called fox-Falklands wolf,fox or wolf malvinense," 'Austral Wolf' 'or Antarctic fox is a species extinct in mammalian carnivore of the family Canidae endemic of the Malvinas Islands,3 of intermediate dimensions between those of the wolf and those of a large fox.It was one of only two terrestrial mammals native to the Falklands.