Bull elk in sage brush with large rack of antlers during the fall rut (mating season). This bull elk has sparred with other bulls to establish his harem of females with which he hopes to mate.
Species: Elk, Cervus canadensis
Location: Mammoth Hot Springs, Yellowstone National Park, Wyoming
Image ID: 19718
Darwin Falls in Death Valley, near the settlement of Panamint Springs. The falls are fed by a perennial stream that flows through a narrow canyon of plutonic rock, and drop of total of 80' (24m) in two sections.
Location: Death Valley National Park, California
Image ID: 27683
Soda Springs Basin from Green River Overlook, Island in the Sky, Canyonlands National Park, Utah.
Location: Canyonlands National Park, Utah
Image ID: 27841