. . "Grouse /\u02C8\u0261ra\u028As/ are a group of birds from the order Galliformes, in the family Phasianidae. Grouse are frequently assigned to the subfamily Tetraoninae (sometimes Tetraonidae), a classification supported by mitochondrial DNA sequence studies, and applied by the American Ornithologists' Union, ITIS, and others."@en . . . . "Tetraonidae (Vigors, 1825)" . . "Grouse"@en . . .