Sled dog racing Sled dog racing Sled dog racing (sometimes termed dog sled racing) is a winter dog sport most popular in the Arctic regions of the United States, Canada, Russia, Greenland and some European countries. It involves the timed competition of teams of sled dogs that pull a sled with the dog driver or "musher" standing on the runners. The team completing the marked course in the least time is judged the winner. A sled dog race was a demonstration sport at the 1932 Winter Olympics in Lake Placid, New York and again at the Olympics in Oslo, and once more in
Sled dog Greenland, Siberia, Chukotka, Norway, Finland, and Alaska. In 2017, a study showed that 9,000 years ago the domestic dog was present at what is now Zhokhov Island, arctic north-eastern Siberia, however this area was connected to the mainland then. The dogs were selectively bred as either sled dogs or as hunting dogs, which implies that a sled dog standard and a hunting dog standard existed at that time. The optimal maximum size for a sled dog is 20–25 kg based on themo-regulation, and the ancient sled dogs were between 16–25 kg. The same standard has been found in the remains