13th Annual Smithsonian Magazine Photo Contest Natural World

Two large male American Bison square off against each other for the right to a mate. Here the heads of the two males rochocheted off each other Yellowstone, USA

Photo Detail
Date Taken: 10.2015
Date Uploaded: 11.2015
Photo Location: Wyoming, United States of America
Camera: Canon EOS-1D X
Copyright: © Dvir Barkay