These dogs have been around for 60 million years when they first appeared in the Paleocene period. They are located in North America, parts of northern and western Asia and Europe.
Back then in the Viking times they wore wolf skin and drank wolf blood to take the wolfs spirit in battle.
Surprisingly, wolves do not make good guard dogs because they are naturally afraid of the unfamiliar and hide from them instead of bark.
In the 1600's Ireland was called Wolf-Land because it was filled with wolves. Wolf hunting was a popular sport back then but they killed lots of wolves