blackgame, black grouse, male, courtship, Birkhuhn, Birkhahn, Birkwild, Männchen, Balz, Lyrurus tetrix, Tetrao tetrix

- Image ID: DDGCN0

blackgame, black grouse, male, courtship, Birkhuhn, Birkhahn, Birkwild, Männchen, Balz, Lyrurus tetrix, Tetrao tetrix

Frank Hecker / Alamy Stock Photo

Image ID: DDGCN0