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  1. A tokay gecko, the Sunset Zoo, Manhattan, Kansas, United States of America
  2. A threatened Northern spotted owl in Siskiyou National Forest
  3. Bornean/Sumatran Orangutan Cross, Metro Richmond Zoo
  4. Field of coreopsis wildflowers (Coreopsis tinctoria)in coastal prairie
  5. A portrait of a wolverine, Gulo gulo
  6. Wild American Bison (Bison Bison) Roam On A Game Preserve Near Canton, Kansas
  7. A Two-Month-Old Ocelot Cub At The Toucan Rescue Ranch In Costa Rica
  8. Close view of a gorilla face
  9. A North Island brown kiwi, Apteryx mantelli, at the Kiwi Birdlife Park
  10. A federally endangered clouded leopard, Neofelis nebulosa
  11. A federally threatened koala with her offspring, one of which is adopted
  12. Critically endangered plowshare tortoises at Zoo Atlanta
  13. Barred owl, Strix varia, from Florida Wildlife Care
  14. Two of eight pups with parent of captive Mexican gray wolves, Wichita, Kansas
  15. A kit fox, at The Living Desert in Palm Desert, California
  16. Unripe lowbush blueberries
  17. Spider beetles, Gibbium aequinoctiale, at Western Kentucky University
  18. A Javan green peafowl, Pavo muticus muticus, at the Houston Zoo
  19. A Stingray, Potamotrygon Motoro, At Piscilago Zoo
  20. Parent and pup of captive Mexican gray wolves, Wichita, Kansas
  21. Brown-Throated Three-Toed Sloth, Panamerican Conservation Association In Gamboa, Panama
  22. White eyed parakeet, Psittacara leucophthalmus leucophthalmus, from a private collection
  23. Fort Worth, Texas. Silkie showgirl chickens, Gallus gallus domesticus
  24. A federally endangered Florida panther, at Tampa's Lowry Park Zoo
  25. A grizzly bear snarling at the Cheyenne Mountain Zoo
  26. Silkie showgirl chickens, Gallus gallus domesticus, at the Fort Worth Zoo
  27. Three of eight pups of captive Mexican gray wolves, Wichita, Kansas
  28. A male elk standing in snowy field near gentle rolling hills
  29. Red Sided Garter Snake, Thamnophis Sirtalis Infernalis, At The Exmoor Zoo
  30. A studio portrait of a domestic house cat
  31. A federally endangered Florida panther, at Tampa's Lowry Park Zoo
  32. A Brazilian porcupine, Coendou prehensilis, at the Saint Louis Zoo
  33. Asian Forest Scorpion, Heterometrus Swammerdami, At The Exmoor Zoo
  34. A cluster of rare Harper's beauty flowers, Harperocallis flava
  35. A captive gray wolf licks his nose, Rapid City, South Dakota
  36. Lightning strikes in Wyoming's Red Desert, Adobe Town, Wyoming
  37. A Mount Graham red squirrel, one of the rarest animals in North America
  38. An Andean Porcupine, St. Louis Zoo
  39. A Steller sea lion exchanges a kiss with her pup, Lowrie Island, Forrester Island National Wildlife Refuge, Alaska
  40. Indochinese tiger at Omahas Henry Doorly Zoo
  41. Smooth fronted caiman at the Saint Augustine Alligator Farm Zoological Park
  42. A federally endangered African leopard, Panthera pardus pardus, at the Houston Zoo
  43. Cheyenne Mountain Zoo, Colorado Springs, Colorado
  44. A Mallard duckling, Anas platyrhynchos
  45. A herd of pronghorns graze near gas drilling rigs sunset, Pinedale, Wyoming
  46. Two golden pheasants, Chrysolophus pictus, at Bramble Park Zoo
  47. Clay's hibiscus, Hibiscus clayi, a federally endangered plant
  48. A portrait of a bison on a ranch