Yellowstone National Park has long been home to thousands of bison, the area’s most iconic animal. Almost daily, tourists stop their cars to allow streams of these massive mammals to cross the roads.

A new study finds free roaming bison in Yellowstone National Park are reshaping the ecosystem. They have had a positive effect on grasses and soil, but some changes may not be for the better. A couple ...

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Colorado Parks and Wildlife has begun implementation of a new law aimed at protecting wild bison that migrate to Colorado. The law — which originated as a priority bill in the American Indian Affairs ...