There are many amazing creatures living in North America, but when it comes to the largest mammal on the continent, it is the impressive bison, commonly called a buffalo. This animal has been walking ...

Smithsonian researcher Sarah Johnson studies bison specimens to understand how the species’s genetic diversity changed after its decline ...

Although nearly exterminated in the 1800s by hide hunters, sport hunting and a U.S. Army campaign, the largest land mammal in North America was saved in part by the actions of people like Hornaday, ...