Las Vegas Sun

February 11, 2016

Currently: 58° — Complete forecast

This undated photo provided by Arizona Game and Fish Department shows bison roaming along the northern reaches of the Grand Canyon. The bison were introduced to the area in 1906 as part of a ranching operation to crossbreed them with cattle.

AP

This undated photo provided by Arizona Game and Fish Department shows bison roaming along the northern reaches of the Grand Canyon. The bison were introduced to the area in 1906 as part of a ranching operation to crossbreed them with cattle.