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  1. Clay's hibiscus, Hibiscus clayi, a federally endangered plant
  2. A sea otter and pup off of Adak Island, Aleutian Islands, Alaska
  3. Canton, Kansas
  4. Miller Park Zoo, Bloomington, Illinois.
  5. Florida Blue Garter Snake, Thamnophis Sirtalis Sirtalis, At The Exmoor Zoo
  6. Portrait of Benjamin Franklin on the one hundred dollar bill
  7. A ball of California blackworms, Lumbriculus variegatus, at Western Kentucky University
  8. A three-month-old baby chimpanzee, at Tampa's Lowry Park Zoo
  9. Beautiful Clouds Formations Hover Over Tranquil Water, A Storm In The Distance, Alaska
  10. A large group of parakeets gather at a bird feeder at the New Orleans Aquarium
  11. A critically endangered Bactrian camel, at the Lincoln Children's Zoo
  12. South Diamond Gila trout, Oncorhynchus gilae gilae, at Mora National Fish Hatchery
  13. The eye and face of a Whites tree frog, Pelodryas caerulea
  14. Lilian's or Nyasa lovebird, Agapornis lilianae, from a private collection
  15. A male tiger swallowtail butterfly (Papilio glaucas)
  16. A bobcat, at the Miller Park Zoo
  17. Eight-week-old gray wolf, Rapid City, South Dakota
  18. A western screech owl at the Denver Zoo, Denver, Colorado
  19. A Rio Grande cutthroat trout at Seven Springs Fish Hatchery
  20. A stuffed and mounted passenger pigeon, the last of her species
  21. An Indian peafowl, at the Lincoln Children's Zoo
  22. A Luzon Bleeding-heart dove, Gallicolumba luzonica
  23. Wild birds prepare to land on a lake in the Nebraska sandhills
  24. A sandhill crane, Grus canadensis, preening at the Sutton Avian Research Center
  25. A Federally Endangered Clouded Leopard At The Houston Zoo
  26. Weaverbirds perch on a lunch table at a safari lodge
  27. A piping plover, Charadrius melodus
  28. A vulnerable lesser prairie chicken, Tympanuchus pallidicinctus
  29. A vulnerable adult female white bellied pangolin with her baby, at Pangolin Conservation
  30. Close view of a Grant's zebra's (Equus burchelli pamara) rear end
  31. Spotted Gar, Lepisosteus Oculatus, At Welaka National Fish Hatchery Aquarium
  32. A waxy frog, Phyllomedusa sauvagii
  33. A studio portrait of a maltese-pappillion mix named Marley
  34. Japanese Spider Crab, Macrocheira Kaempferi, At The Aquarium Of The Pacific
  35. An endangered Siberian tiger
  36. A dragonfly collected from Mount Gorongosa
  37. A bald eagle, Haliaeetus leucocephalus, at the George M. Sutton Avian Research Center
  38. An endangered snow leopard, Panthera uncia, at the Miller Park Zoo
  39. A Big Blue Octopus Or Day Octopus At The Butterfly Pavilion
  40. An Endangered Indian Rhinoceros Female With Calf At The Fort Worth Zoo
  41. A Hawaiian orange hibiscus, Hibiscus kokio saintjohnianus
  42. A Six-Month-Old Red Panda Named Cinnamon At The Virginia Zoo
  43. Hutchinson, Kansas
  44. A Red-Eyed Tree Frog At The Sunset Zoo In Manhattan, KS
  45. An Endangered Baby Bornean Orangutan With Her Adoptive Mother At The Houston Zoo
  46. Between The Continental Divide And Lemhi Valley, Idaho
  47. A federally endangered black jaguar, Panthera onca, at the Henry Doorly Zoo
  48. Speckled Caimans (Caiman Crocodilus) Swimming In Rushing River Water, Pantanal, Brazil