Swedish Vallhund

Dog

The Swedish vallhund is a breed of dog. It is believed that the Swedish vallhund distinguished itself during the age of Vikings, more than 1,000 years ago. Known as the "Viking dog", the vallhund were bred to herd cattle, catch vermin (such as rats), and guard the home. The vallhund were also referred to as "the little cattle dog of the Vikings".

http://en.wikipedia.org/wiki/Swedish_Vallhund