The dramatic story of America's national mammal, which sustained the lives of Native people for untold generations, being driven to the brink of extinction, before an unlikely collection of people rescues it from disappearing forever. Ken Burns recounts the tragic collision of two opposing views of the natural world—and the unforgettable characters who pointed the nation in a different direction.

Cast: N. Scott Momaday, Peter Coyote, Adam Arkin, Tantoo Cardinal, Tim Clark, Tokala Black Elk