Our dogs are amazing! They are loving companions, woofderful playmates, and prolific athletes! Just like people, some dogs just seem born to be strong! Often, those pups whose genetics have gifted with specific traits like extra scent glands, amazing sight and incredible muscles become working dogs. You can see these pups leading the blind, sniffing out contraband, or even running with a military pack in times of war. Guard dogs use their pawrific jaws as a defense against any threats to their pack. Some breeds have been blessed with incredibly strong jaws, which we can quantify with the use of the scientific measure of force: psi (pounds per square inch.) Looking for a strong jawed pup? Here are the top breeds!