adult, animals, animal, Black tailed Deer, Black-tailed Deer, buck, colorado, fauna, wildlife, antlers, antler, bucks, color, day, daytime, deer, Cervidae, horizontal, image, males, male, mammals, Mammalia, mammal, mountains, mountain, Mule Deer, natural world, nature, Odocoileus, range, nobody, north america, american, Odocoileus hemionus, outdoors, outdoor, photo, portraits, portrait, snow, usa, United States, america, rocky mountains, vertebrates, vertebrate, wild, winter