A real wild chicken on snow. The black grouse Tetrao tetrix is a large game bird in the grouse family. It is a sedentary species, breeding across northern Eurasia in moorland and bog areas near to woodland, mostly boreal. The black grouse is closely related to the Caucasian grouse. The female is greyish-brown and has a cackling call. She takes all responsibility for nesting and caring for the chicks, as is typical with gamebirds. Dome places are called big mountain birds. On a sloping slope covered with snow. Real wildlife in fog and clouds. 4K UHD 3840×2160.