Iditarod Trail Sled Dog Race in neutral. An Alaskan husky in the Iditarod will burn about 9,666 calories each day; on a body-weight basis this rate of caloric burn is 3.5 times that of a human Tour de France cyclist. Similarly the VO2 max (aerobic capacity) of a typical Iditarod dog is about 240 milligrams of oxygen per kilogram of body weight, which is about three times that of a human Olympic marathon runner. Animal protection activists say that the Iditarod is not a commemoration of the 1925 serum delivery, and that race was originally called the Iditarod Trail Seppala Memorial Race in honor of
Sled dog racing at the 1932 Winter Olympics Sled dog racing at the 1932 Winter Olympics A sled dog race was included as a demonstration event at the 1932 Winter Olympics in Lake Placid. 5 contestants from Canada and 7 contestants from the United States competed. The event, run under the rules of the New England Sled Dog Club, ran twice over a 25.1 mile (40.5 km) long course. With six dogs per sled, each sled took off at three-minute intervals, and intermediate times were given to the mushers at 4 miles (6.44 km), 10.6 miles (17.06 km), and 22.46 miles (36.14 km). Norman D. Vaughan qualified for