Buffalos grazing at Hayden Valley, Yellowstone National Park, Wyoming, USA

size: 718120
sha1: 9b435a35e3de8b47f629ca24d53b71aa2766a8c6
sha256: 58220e8e4c2bb359cde1a8295e14bca4e5f9026d26db20e61fd3d4ea9db3ce87

size: 555016
sha1: 55a1ca12c125cfe346c93651a1082ef09e65ef48
sha256: bb54df78474da6e343de034c15856b649389955c616819f70a2d44ea86f49943