black grouse, tetrao tetrix, lekking nice black bird in marshland, red cap head, animal in the nature forest habitat, sweden

animal beak bird birdwatching black blackgame bog call cap czech dark environment estonia europe fauna fen forest game gorgeous grass grouse habitat head lek lekking male march marshland mating meadow morning nature nice norway ornithology playing plumage portrait rare red season spring springtime sunrise sweden tetrao tetrix the water wetland wild wildlife