Big Bull the Buffalo 'Hornaday's Bull' d. 1886 "Big Bull" (aka "Hornaday's Bull") is the buffalo that the United States Treasury Department used as a model for its Buffalo Nickel. William T. Hornaday killed and stuffed Big Bull in 1886 because he wanted something to remember the wild buffalo by that were becoming increasing small in numbers due to the settlers out West overhunting them. Big Bull was then shipped to the Smithsonian Institute where the Treasury Department discovered him. They used Big Bull as the model for stamps and nickels...[Read More] (Bio by: Heather from VA) Museum of the Upper Missouri, Fort Benton, Chouteau County, Montana, USA Plot: Inside the Museum