Bison used to freely roam the Great Plains. As a keystone species, they are indicators of a healthy ecosystem and are an integral part of the restoration of the northern plains. After a 120 year absence, our Last Wild Places initiative partner American Prairie Reserve is working to relocate and reintroduce populations back to their original habitat. | National Geographic Society

North America's largest mammal, the American bison, is an enduring symbol of the Great Plains. Over a century ago, the species survived near extinction and is today considered a conservation success story. | Nebraska Public Media