Sharp tailed grouse dancing, fighting intensely during mating ritual

courtship grouse family prairie grouse sharp tailed mating fire grouse depth of field game bird wildlife mating season shallow focus long lens sharptail sharptailed bird dancing ground battle adult dof fight male tympanuchus phasianellus lek animal field lekking dominance jumping three cock aggression dance behaviour springtime shallow nature canada day low angle ritual follow upland outdoors proving mature assembly perform