a small herd of large brown bison with big horns standing on the field in the background of the forest

animal aurochs autumn background backgroundfour belarus belovezha belovezhskaya bialowieza birch bison bizon bonasus brown buffalo bull bulls chaps european field fieldfour forest forestbestial four gang grass grazing group heavy herd horn horns lads large looking male mammal national nature outdoor park poland portrait pushcha quad quaternary reserve reservepoland same sanctuary spring standing wild wilderness wildlife with