How did native americans on the plains compare to native americans on the west coast? 1.both groups were very similar in how they lived and foods they depended on. 2.native americans in the west relied on fishing as a main food source, and the plains indians used buffalo for food, clothing, and shelter.3.native americans in the west relied on buffalo as a main food source and the plains indians used fishing as a main source. 4.none of the above