Generally speaking, the best guard dogs are incredibly smart ... Native to the Estrela Mountains in Portugal, this dog breed is quite large and was bred to protect herds and farmsteads.

Since the XL Bully is now banned in the UK you need to be on the lookout for the Cane Corso, which is a very large dog.

A large dog may weigh 50 to 90 pounds, while a giant breed weighs anywhere from 90 to 180 pounds. Given their substantial size and weight, big dogs require a bed made with high-quality foam to ...

A Cane Corso is a large and powerful dog breed from Italy, originally bred for guarding property or livestock and hunting.

As Love Island's Jack Fincham is released on bail after being jailed for six weeks following repeated attacks from his 'out ...

"We were told he was a black Lab," Muth revealed to Newsweek. But within two weeks, she started noticing something unusual.

An Italian breed of mastiff, cane corso's were originally used as guard dogs due to their intimidating ... and have been used historically for hunting large game and herding livestock.