ENPO160809_D007 Published August 11, 2016 at 1600 × 1063 in Photo of the Week – August 11, 2016 Bison tend not to hang around wooded areas for shade, but they also like to rub on trees aggressively enough to keep them stunted or even kill them. This bull was one of several bison that had evidence of recent rubbing on eastern red cedar trees.