When free to roam, Yellowstone’s bison are fueling ecosystem recovery: Study

via science.org

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Free-moving herds of migratory bison in Yellowstone National Park are stimulating the regrowth of flourishing grasslands and reshaping ecosystems, a new study has found. Contrary to conventional grazing wisdom, the findings suggest that encouraging large-scale migrations of these massive mammals could help enhance landscapes across North America, according to the research, published on Thursday in Science. […]

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