Grizzly Bear 815 with Her Three Cubs-of-the-Year
A grizzly bear mom with her three young cubs in Yellowstone National Park.
After August Sunset at Mono Lake
Clouds over the tufas of Mono Lake, taken just after sunset.
Ancient Bristlecone Pine Tree
One of the trees in the Ancient Bristlecone Pine Forest in California's White Mountains.
Antelope Canyon Sunbeam
A sunbeam illuminating Upper Antelope Canyon near Page, Arizona.
Bald Eagle Taking Flight in Lamar Valley
A bald eagle taking flight from a tree in the Lamar Valley of Yellowstone National Park.
Base of Panther Creek Falls in May
The lower section of Panther Creek Falls in the Columbia River Gorge.
Bisti Stone Wing Sunflare
A rock formation in New Mexico's Bisti Wilderness Area.
Blowing Sand at Death Valley National Park
A sandstorm on the Mesquite sand dunes in California's Death Valley National Park.
Bryce Morning Glow
The first light of day on the hoodoos at Bryce Canyon National Park in Utah.
Churchill Fox
A red fox just outside of Churchill, Canada.
Close Call at Brooks Falls
A grizzly bear going after fish at Brooks Falls in Katmai National Park, Alaska.
Coyote Howl
A coyote howling on a winter day in Yellowstone National Park.
Death Valley Sand Dunes
The Mesquite sand dunes in Death Valley National Park.
December Bison Portrait
A bison with a snowy face in Yellowstone National Park.
Denali Moose in the Rain
A bull moose on a rainy summer morning in Denali National Park, Alaska.
Dune Layers
The Mesquite sand dunes in Death Valley National Park, California.
DV Sand Dunes
The first light of day on the Mesquite sand dunes in Death Valley National Park, California.
The ridge of a sand dune in Death Valley National Park, California.
Eleven Wapiti Wolves on Alert
Eleven wolves of the Wapiti Lake pack at the Blacktail Ponds area of Yellowstone National Park.
Elk Crossing the Madison River
Two bull elk crossing the Madison River before sunrise in Yellowstone National Park.
Elk in Morning Light
The first light of day on a bull elk in Rocky Mountain National Park, Colorado.
Elowah Falls Sunny Morning
Sun shining on Elowah Falls on the Oregon side of the Columbia River Gorge.
First 2018 Grizzly Sighting
A grizzly bear recently out of hibernation near Grand Prismatic Spring in Yellowstone National Park.
First Light on Havasu Falls
Sunrise at Havasu Falls near Supai, Arizona.
First View of Havasu Falls
Sunshine on Havasu Falls near Supai, Arizona.
Five Wapitis on a Bison Carcass
Five wolves of the Wapiti Lake pack feeding on a bison carcass in Yellowstone National Park.
Four Wapiti Wolves in March
Four young wolves of the Wapiti Lake pack in Yellowstone National Park.
Fox Diving for a Rodent
A red fox leaping into the air while hunting rodents at Yellowstone National Park.
