Dorothy Hinshaw Patent

Tells of the transformative period in the early 16th century when the Spaniards introduced horses to the Great Plains, and how horses became, and remain, a key part of the Plains Indians' culture.

"A stunning addition to the Scientists in the Field series that explores mercury pollution found in the rivers and streams of Western Montana that might cause harm to humans--and the extinction of the entire osprey species."-- Provided by publisher.