Pyrenean Mastiffs and Great Pyrenees are giant, fluffy, white dogs bred for guarding livestock. They’re closely related to one another. However, these breeds have their differences. Pyrenean Mastiffs weigh up to 240 pounds! They have a variety of markings on their coat, are excellent with children, and live slightly longer than Great Pyrenees. Keep reading … Continue reading Pyrenean Mastiff vs Great Pyrenees