man-pulled sledges TBF, that wasn't really part of the plan. They had tractors that failed, and ponies that ended up as emergency food. The failure was really

man-pulled sledges TBF, that wasn't really part of the plan. They had tractors that failed, and ponies that ended up as emergency food. The failure was really to identify when they should quit. By then, the British public were demanding a "Race to the Pole" with the Norwegian group, equipped with "battle-tested production-ready" dogs (there's a software planning lesson).