Sol Duc Falls. Sol Duc Falls is one of the largest and most beautiful waterfalls in Olympic National Park, seen here from a bridge that crosses the canyon just below the falls. Surrounding the falls is an old-growth forest of hemlocks and douglas firs, some of which are three hundred years in age.
Location: Sol Duc Springs, Olympic National Park, Washington
Image ID: 13747
Upper Yosemite Falls near peak flow in spring. Yosemite Falls, at 2425 feet tall (730m) is the tallest waterfall in North America and fifth tallest in the world. Yosemite Valley.
Location: Yosemite Falls, Yosemite National Park, California
Image ID: 16066
Bridalveil Falls with a rainbow forming in its spray, dropping 620 into Yosemite Valley, displaying peak water flow in spring months from deep snowpack and warm weather melt. Yosemite Valley.
Location: Bridalveil Falls, Yosemite National Park, California
Image ID: 16160
Brown bear female sow in sedge meadow, with her three spring cubs hidden by the deep grass next to her. These cubs were born earlier in the spring and will remain with their mother for almost two years, relying on her completely for their survival.
Species: Brown bear, Ursus arctos
Location: Lake Clark National Park, Alaska
Image ID: 19154
Male elk bugling during the fall rut. Large male elk are known as bulls. Male elk have large antlers which are shed each year. Male elk engage in competitive mating behaviors during the rut, including posturing, antler wrestling and bugling, a loud series of screams which is intended to establish dominance over other males and attract females.
Species: Elk, Cervus canadensis
Location: Mammoth Hot Springs, Yellowstone National Park, Wyoming
Image ID: 19698
Elk, bull elk, adult male elk with large set of antlers. By September, this bull elk's antlers have reached their full size and the velvet has fallen off. This bull elk has sparred with other bulls for access to herds of females in estrous and ready to mate.
Species: Elk, Cervus canadensis
Location: Mammoth Hot Springs, Yellowstone National Park, Wyoming
Image ID: 19721
Desert Sand Verbena near Henderson Canyon Road During Unusual Winter Bloom in January, fall monsoon rains led to a very unusual winter bloom in December and January in Anza Borrego Desert State Park in 2022/2023.
Location: Anza-Borrego Desert State Park, Borrego Springs, California
Image ID: 39033
Dune Evening Primrose in the Coyote Canyon Wash During Unusual Winter Bloom in January, fall monsoon rains led to a very unusual winter bloom in December and January in Anza Borrego Desert State Park in 2022/2023.
Location: Anza-Borrego Desert State Park, Borrego Springs, California
Image ID: 39035
Dune Evening Primrose in the Coyote Canyon Wash During Unusual Winter Bloom in January, fall monsoon rains led to a very unusual winter bloom in December and January in Anza Borrego Desert State Park in 2022/2023.
Location: Anza-Borrego Desert State Park, Borrego Springs, California
Image ID: 39036