The American Mastiff is a large, powerful dog with a wide, heavy, rectangular-shaped head and a powerfully muscular build. The breed has a deep, rounded chest and well-sprung ribs. Their limbs are well-built, straight, and well-muscled, and their burly necks are thick and slightly arched
The Great Dane is one of the best known dog breeds in the world, in addition to being one of the tallest. Despite the breed’s name, it was developed in Germany, not Denmark. Originally bred to hunt boar and wolves, the Great Dane is now much better known as a loving family companion.
Little information is available on the Korean Mastiff’s history outside of its native home of Korea. From the little information that is known, it is evident the breed was probably created over 200 years ago. Aside from being called a Korean Mastiff, the breed is known by several other names including Dosa Gae, Mee-Kyun Dosa, and Dosa Inu.