Sharp-tailed grouse fighting for dominance on lek, courtship display

prairie grouse prairie chicken grouse sharptail courtship display galliformes rattle tail feathers courtship behavior courting display mating dance short tail game bird wildlife gamebird phasianidae capercaillie mating ritual tetraonidae sharptailed lekking species tympanuchus phasianellus ornithology aves saskatchewan animal behaviour grassland birdwatching territorial territory bird watching breeding small game animalia lek chickenlike wild tympanuchus dominance nature fighting performance communal dancing grounds canada