Yellow-bellied marmot among bistort, San Juan National Forest, Colorado Fremont's peppergrass behind a weathered juniper trunk, Arches National Park, Utah Hippopotamus adult and baby, Serengeti National Park, Tanzania, East Africa Fence posts in salt grass, Hope, Alaska Blue wildebeest cow and days-old calf running, Ngorongoro Crater, Tanzania Aspen leaf turning red, Uncompahgre National Forest, Colorado, USA Aspen leaf turning red and orange on a lichen-covered rock, Colorado, USA Collared pika, Hatcher Pass, Alaska Common eland buck, Mountain Zebra National Park, South Africa Mountain bluebird pair at their nest, Yellowstone National Park, Wyoming Leopard, Ruaha National Park, Tanzania Common ostrich male watching chicks, Masai Mara National Reserve, Kenya, Africa American pika, San Juan National Forest, Colorado Arrowhead reflection in Horseshoe Lake, Jasper National Park, Alberta, Canada American pika among yellow wildflowers, San Juan National Forest, Colorado Swift fox kits playing, Pawnee National Grassland, Colorado Tetons with first light in the valley with snow, Grand Teton National Park, Wyoming Malign River and Malign Lake in winter, Jasper National Park, Alberta, Canada Sunset at Locust Point, North Rim, Grand Canyon National Park, Arizona African wild dog, Kruger National Park Anna's hummingbird hovering, near Saanich, British Columbia, Canada Common zebra Hluhluwe and Imfolozi Game Reserves, Kwazulu-Natal, Africa Male greater kudu, Kruger National Park, Africa Snow covered coastal mountain, Wiencke Island, Antarctica Rocky Mountain iris, Weston Pass, Pike and San Isabel National Forest, Colorado Yellow pine chipmunk eating, Muncho Lake Provincial Park, Canada Yellow-bellied marmot, San Juan National Forest, Colorado Sunset at an unnamed lake near Salmo Lake, Alaska Highway, Yukon Territory, Canada Delicate Arch at sunset, Arches National Park, Utah Marabou stork feeding on a vundu, Selous Game Reserve, Tanzania Least chipmunk, San Juan National Forest, Colorado Long-tailed fiscal, Selous Game Reserve, Tanzania Impala buck drinking, Selous Game Reserve, Tanzania Snow covered mountain at sunset, generating fog cover, Wiencke Island, Antarctica Takakkaw Falls, Yoho National Park, Canada Bison, cow and calf drinking, Yellowstone National Park, Wyoming Lion cub, Selous Game Reserve, Tanzania Yellow Pine Chipmunk Eating A Grass Head, Yellowstone National Park, Wyoming Line of African elephant, Addo Elephant National Park, South Africa Canyonlands National Park, Island In The Sky District, Utah Joshua trees at sunset, Joshua Tree National Park, California Cheetah, Addo Elephant National Park Soda Butte Creek at dawn with snow, Yellowstone National Park, Wyoming, USA Black-winged stilt, Selous Game Reserve, Tanzania American pika, San Juan National Forest, Colorado Joshua tree at dawn, Joshua Tree National Park, California Lion, Selous Game Reserve, Tanzania Masai giraffe, adult and two juveniles, Selous Game Reserve, Tanzania Page 1 Page 2 Page 4 Page 5 Page 6 Page 7 Page 8 Page 9 Page 10