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  1. An African lion (Panthera leo krugeri) from the Sedgwick County Zoo
  2. Atlantic Sturgeon At The Welaka National Fish Hatchery Aquarium
  3. Monarch butterflies in the Sierra Chincua sanctuary
  4. Indochinese tiger at Omahas Henry Doorly Zoo
  5. A portrait of a bison on a ranch
  6. A large group of parakeets gather at a bird feeder at the New Orleans Aquarium
  7. A rare Northern spotted owl, Strix occidentalis caurina
  8. A green parakeet, Psittacara holochlorus strenuus, from a private collection
  9. A Negros Scops Owl At Negros Forest Park
  10. Homosassa Springs, Homosassa River, Homosassa Springs State Wildlife Park, Flor Ida
  11. An endangered Siberian tiger
  12. A green cheeked parakeet, Pyrrhura molinae restricta, from a private collection
  13. A three-month-old baby chimpanzee, at Tampa's Lowry Park Zoo
  14. An attack submarine cruises into port at Groton, Connecticut
  15. Barred owl, Strix varia, from Florida Wildlife Care
  16. A large adult grizzly bear faces the camera
  17. Cope's gray tree frog, hiding in a peony bush near Cross Lake, Minnesota
  18. Clay's hibiscus, Hibiscus clayi, a federally endangered plant
  19. A Female Giant Pacific Octopus At The Alaska Sealife Center
  20. Black piranha, Serrasalmus rhombeus, at Shark Reef Aquarium
  21. Some of the 100,000 nesting pairs of King penguins in St. Andrews Bay
  22. Three critically endangered, yearling radiated tortoises at the Turtle Conservancy
  23. Spider beetles, Gibbium aequinoctiale, at Western Kentucky University
  24. A federally endangered clouded leopard, Neofelis nebulosa
  25. A fisherman in Bighorn Creek, part of the Kootenay River system
  26. A captive gray wolf licks his nose, Rapid City, South Dakota
  27. A cluster of rare Harper's beauty flowers, Harperocallis flava
  28. Studio portrait of a cat named Amadeus Wolfgang Meowzart
  29. Miller Park Zoo, Bloomington, Illinois.
  30. A Brazilian porcupine, Coendou prehensilis, at the Saint Louis Zoo
  31. A great horned owl at Northwest Trek Wildlife Park in Eatonville, Washington
  32. A female bison, at the Oklahoma City Zoo
  33. An overpass for wildlife spans the Trans Canada Highway in Banff, Alberta, Canada
  34. A Monarch Butterfly From The Sierra Chincua Mountain Range, Mexico
  35. A three-month-old baby chimpanzee, at Tampa's Lowry Park Zoo
  36. A great egret, Ardea alba
  37. Hutchinson, Kansas
  38. A dragonfly collected from Mount Gorongosa
  39. Cliff chipmunk, Tamias dorsalis, at Southwest Wildlife Conservation Center
  40. A Mount Graham red squirrel, one of the rarest animals in North America
  41. Capitol dome with moon, Hartford, Connecticut
  42. A snowy egret, at the Lincoln Children's Zoo
  43. Red Sided Garter Snake, Thamnophis Sirtalis Infernalis, At The Exmoor Zoo
  44. A rare Eastern indigo snake, Drymarchon corais couperi
  45. Canton, Kansas
  46. A veiled chameleon
  47. A herd of pronghorns graze near gas drilling rigs sunset, Pinedale, Wyoming
  48. West African black-crowned cranes