birkhuhn, black grouse [tetrao tetrix], blackgame [lyrurus tetrix). portrait of a lekking black grouse (tetrao tetrix) sunrise . e

animals beauty bird birding birds birdwatching birkhuhn black blackgame bog call early europe european eyebrow fauna forest game gorgeous grouse grouses head hunt lek lekking lyrurus male mating morning nature ornithology playing portrait red russia season species specific spring sunrise tetrao tetrix wild wilderness wildlife