These Are The 10 Most Fearsome Dog Breeds Exist

Presa Canario: Among the most powerful and imposing dog breeds on the planet is the Perro de Presa Canario. The name is a mouthful but is usually shortened to either Presa Canario, or simply Presa. This breed is widely considered to make for a loyal pet and a first-rate guard dog when raised properly. But it also has a reputation as a fearsome fight dog with an aggressive streak when it is not well trained. Unfortunately, Presa Canario attacks are known to happen and can prove deadly.