Draft horses are going to be a lot better at hauling and plowing fields. The fact that they don't work well in mountainous South America goes to show how more d

Draft horses are going to be a lot better at hauling and plowing fields. The fact that they don't work well in mountainous South America goes to show how more difficult the geography there is. Which kind of Jared Diamond's point. The Incans were very well adapted to their environment, but their spawnpoint wasn't easy mode.