<p>Bison using his head to plow through snow near Rainy Lake</p>
<p>Bison using his head to plow through snow near Rainy Lake;
Diane Renkin;
December 2015;
Catalog #20417d;
Original #P1090656</p>
<ul><li>Keywords: yellowstone national park; mammals; bison; bison bison; yellowstone; wildlife; winter; 20417d</li></ul>
NPS/Diane Renkin
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