The Tosa Inu, also referred to as the Tosa Ken or Japanese mastiff, is a large mastiff-type breed with short fur. Tosa Inus can be quietly affectionate with their families, but they are usually aloof ...

According to the American Kennel Club (AKC) as a breed, Mastiffs are known for being unflinchingly loyal, and those ...

Can large dogs thrive in small spaces? Many of us dream of having a furry companion, but our living situation might not seem conducive to owning a dog, especially if we live in a small apartment or ...

The Pyrenean Mastiff is a rare livestock guardian dog that can protect a flock just a fiercely as it can serve as a human companion.

Does your heart belong to a big dog like a Newfie, Mastiff or Great Dane? These gentle giants have special nutritional needs. Here's how to feed them right. Our editors and experts handpick every ...