Bull moose, Alces alces, moose, male, males, bulls, bull, ungulate, ungulates, Hoofed mammals, hoofed mammal, animals, mammals, animal, mammal, wildlife, large deer, big, U.S.A., United States, North America, Wyoming, Grand Teton National Park, Grand Teton, Tetons, vertical, sagebrush, sage, shiras moose, shirasi, Wyoming moose, fauna, snow, snowing, snowstorm, winter, resting