black grouses, tetrao tetrix, at leksite. early morning in spring forest. czech republic

animal background beak bird birding birdwatching black bog call closeup cock early environment estonia eyebrow fauna feather fen forest game gorgeous grass grouse lek lekking leksite male mating meadow morning nature ornithology playing plumage portrait red russia season specific spring springtime sunrise sweden tetrao tetrix wetland wild wilderness wildlife