The aurochs is very much extinct, except when it isn’t. aurochs, (Bos primigenius), also spelled auroch, extinct wild ox of Europe, family Bovidae (order Artiodactyla), from which cattle are probably descended. And when it roamed Europe, the aurochs was a very big cow, according to Atlas Obscura. Standing six feet tall and weighing more than 3,000 pounds, with horns ...Read more