<p>A herd of bison walk in snow behind Fort Yellowstone.</p>
<p>Bison at Fort Yellowstone</p>
<ul><li>Keywords: yellowstone national park; mammals; wildlife; bison; bison bison; 20140330-ndh</li></ul>
Neal Herbert
<a rel="nofollow" class="external text" href="https://npgallery.nps.gov/">NPGallery</a>