Neapolitan Mastiffs, known for their wrinkly face, are protective and make for great watchdogs. The Neapolitan Mastiff is an ancient Italian breed that is known for its large size and wrinkly face.

Neapolitan Mastiffs are a rare purebred that originated near Naples and descend directly from the Tibetan Mastiff, the king of all the mastiff dogs. The Neapolitan is a huge animal (it can weigh up to ...