"They’re natural protectors, but not aggressive without reason and great for families," says vet Nita Vasudevan.

Guard dogs have long been valued for their ability to detect danger, respond quickly and protect the people they love. Many of these breeds combine physical strength with sharp instincts, making them ...

Some guard dogs aren’t all teeth and toughness—they’re gentle giants who protect with loyalty while showering their families with affection. From Bullmastiffs to Great Danes, these breeds combine ...