Black grouse  (Tetrao tetrix)

Male black grouse
Male black grouse
© Niall Benvie / naturepl.com		Female black grouse
Female black grouse
© David Tipling / naturepl.com		Female black grouse at lek site
Female black grouse at lek site
© Niall Benvie / RSPB Images
Male black grouse displaying
Male black grouse displaying
© Chris Gomersall		Male black grouse displaying
Male black grouse displaying
© David Tipling / www.davidtipling.com		Rear view of male black grouse displaying
Rear view of male black grouse displaying
© David Tipling / www.davidtipling.com
Male black grouse calling
Male black grouse calling
© lauriecampbell.com		Male black grouse displaying at lek
Male black grouse displaying at lek
© David Kjaer / naturepl.com