Dogs come in all shapes and sizes, but some breeds tower above the rest, in both height and heart. These gentle giants have been companions, protectors and working partners to humans for centuries.

This article breaks down the top alert guard dogs. You’ll learn what makes them great protectors, how they respond to potential threats, and which one fits your home best. The English Mastiff stands ...

Due to their thick coat, frequent brushing is necessary to maintain their health and comfort. The English Mastiff has a long history as a war and guard dog, dating back to ancient civilizations such ...

A trip to Westminster is a reminder of dogs' variety, even just among purebreds. The same day Brina competed, Tyra the ...

Monty's competition included a bichon frisé called Neal, a Skye terrier named Archer, a whippet and repeat runner-up known as ...

Finalists included a bichon frisé called Neal, a Skye terrier named Archer, a whippet and repeat runner-up known as Bourbon ...

After coming close in the last two years, Monty the giant schnauzer won the top prize at the Westminster Kennel Club dog show ...

Also in the mix were a German shepherd named Mercedes, who came in second last year, and an English ... Neapolitan mastiff. The jowly breed was developed to be an imposing guard dog, but Brina's ...

First-round competitor Brina, for instance, is a 158-pound (71.6 kilogram) Neapolitan mastiff ... jowly heads and guard-dog history, the breed was developed to be imposing.