The Cane Corso is part of a subcategory of working breeds called Molossus dogs, or Molossers, named for the Molossi people, an Ancient Greek tribe and Kingdom of the Molossians, who inhabited the region of Epirus, which was located where Macedonia, Greece, Albania and Montenegro are today. The Molossus was famous throughout the ancient world for their size and ferocity. The Molossi people kept dogs of two types, one that was a larger type of Molossus were for guarding livestock and the other for hunting.