european bison, bison bonasus. huge bull standing in freezing winter forest covered in snow, looking at camera.

big bull wisent cold animal nature wildlife mammal forest wild brown european endangered bonasus male europe park power landscape background head bison outdoors horn fauna large portrait autumn wood fur poland national horns outdoor cow winter snow grazing heavy strong horned bialowieza rare muzzle environment huge standing freezing covered looking camera natural ralsko czech republic bonasus camera