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  1. Sneffels Range with fall colors, near Ouray, Colorado
  2. Two Bison Bulls Sparring, Yellowstone National Park, Wyoming
  3. Bison bulls sparring, Custer State Park, South Dakota
  4. Aspen leaf turning red, Uncompahgre National Forest, Colorado, USA
  5. Joshua tree at sunset, Joshua Tree National Park, California
  6. Wild burro jenny biting its foal's ear, Custer State Park, South Dakota
  7. Male Grant's gazelle, Samburu National Reserve, Kenya, Africa
  8. Mountain goat (Oreamnos americanus) nanny and kid, Mount Evans, Colorado
  9. Male greater kudu, Kruger National Park, South Africa
  10. North Clear Creek Falls, Rio Grande National Forest, Colorado, USA
  11. Osprey landing on its nest, Lemhi County, Idaho
  12. Bosque del Apache National Wildlife Refuge, New Mexico
  13. Two young wild burro playing, Custer State Park, South Dakota, USA
  14. Sneffels Range with fall colors, near Ouray, Colorado
  15. Red cliffs at sunset, Coconino National Forest, Arizona
  16. Fremont's peppergrass behind a weathered juniper trunk, Arches National Park, Utah
  17. Needles near Elephant Hill, Canyonlands National Park, Utah
  18. Cape Mountain zebra (Equus zebra zebra), Mountain Zebra National Park
  19. Four male Lion, Kruger National Park
  20. African elephant with large tusks, Ngorongoro Crater, Tanzania, East Africa
  21. American pika among yellow wildflowers, San Juan National Forest, Colorado
  22. White-tailed deer buck, Custer State Park, South Dakota, USA
  23. Guanaco, Torres del Paine National Park, Patagonia, Chile
  24. Mink in captivity, Sandstone, Minnesota
  25. Black bear, outside Glacier National Park, Montana
  26. Blue wildebeest cow and days-old calf running, Ngorongoro Crater, Tanzania
  27. African wild dog, Kruger National Park, South Africa
  28. Claretcup Cactus bloom, Needles District, Canyonlands National Park, Utah
  29. Three black-tailed prairie dog, Custer State Park, South Dakota, USA
  30. Fog mingling with evergreen trees, Yellowstone National Park, Wyoming
  31. Nile crocodile swimming, Serengeti National Park, Tanzania, East Africa
  32. Colorful sandstone layers, Valley Of Fire State Park, Nevada
  33. Black bear spring cub in captivity, Sandstone, Minnesota, USA
  34. Young leopard, Kruger National Park, Africa
  35. Bobcat mother with 21 day old kittens, Sandstone, Minnesota
  36. Baby raccoon in captivity, Animals of Montana, Bozeman, Montana, USA
  37. Cheetah lying down while surveying an open plain, Masai Mara National Reserve, Kenya
  38. Aspen leaf turning red and orange on a lichen-covered rock, Colorado, USA
  39. Snow Leopard in the snow, in captivity, near Bozeman, Montana
  40. Male nyala, Imfolozi Game Reserve, South Africa
  41. Bare tree reflected in a floodplain, Bosque del Apache, New Mexico
  42. Sunrise in the badlands, Theodore Roosevelt National Park, North Dakota
  43. Teton Range at Dawn in winter, Grand Teton National Park, Wyoming
  44. Bison calf, Yellowstone National Park, Wyoming, United States of America
  45. Least chipmunk, San Juan National Forest, Colorado
  46. Pink clouds along the Teton Range at sunset, Grand Teton National Park, Wyoming
  47. Pebbles at St. Mary Lake, Glacier National Park, Montana
  48. Pallid bat (Antrozous pallidus) in flight, near Portal, Arizona