herd of wild wisent grazing in the meadow in the reserve of the belovezhskaya pushcha

animal auroch autumn background beautiful belarus belovezhskaya bialowieza big bison bonasus bovidae brown bull calf cattle close endangered europe european fauna field forest fur grass grassland grazing green head herd horn horned horns huge landscape large light male mammal mammals meadow morning national nature outdoor outdoors park pasture poland primeval rare reserve standing summer sunrise wild wilderness wildlife wisent wood