Their world, quite literally, changed before the Indians' eyes as European colonists transformed the forest into farmland. ... In the Southeast, hogs ran wild. Sheep and goats became permanent parts of the economy and culture of Pueblo and Navajo peoples in the Southwest. Horses transformed the lives and cultures of Indian peoples on the plains. Europeans also brought honeybees, black rats, cats, and cockroaches to America. American Indian societies most commonly reacted to the changes described in the excerpt by:.