These breeds of dogs were originally used to guard herds of sheep and cows, as well as houses and castles. Some (e.g. St. Bernards, for example, accompanied monks on their journeys and warned them of avalanches. Later were involved in hunting wild boars and hauling food carts.
Features:
- Calm, patient, attentive and affectionate.
- Cautious and suspicious, but willing to protect family members.
- Dislikes strangers and invasion of privacy.
- Appreciate affection and are eager to spend time with their owners.
- Prone to lying down.

American Staffordshire Terrier

American Staffordshire Terrier

The American Staffordshire Terrier breed was formed near the end of the 19th century.

American Bulldog

American Bulldog

The American Bulldog was once bred as a working breed. Its closest ancestor is considered to be the English Bulldog, which was specifically used for herding livestock.

Akita Inu

Akita Inu

The breed was bred on the island of Honshu in the province of Akita, after which it was named. In ancient times, these dogs served to help people in hunting wild boars, bears and deer.

Australian Shepherd

Australian Shepherd

Despite their name, Australian Shepherds were bred in the United States in the 20th century by crossing Pyrenean Shepherds and Collies.

Australian Terrier

Australian Terrier

Australian Terriers were bred in the 19th century. Unfortunately, it is not currently known which breeds were used for crossbreeding.