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  1. A jogger in silhouette runs on the surf line of the beach
  2. A common raven, Corvus corax corax, at Lisbon Zoo in Portugal
  3. A Swainson's lorikeet
  4. A pair of Australian rainbow lorikeets, at the Indianapolis Zoo
  5. An endangered hyacinth macaw, Anodorhynchus hyacinthinus, at the Fort Worth Zoo
  6. Florida Blue Garter Snake, Thamnophis Sirtalis Sirtalis, At The Exmoor Zoo
  7. A portrait of a golden doodle mix breed dog
  8. Rio Abiseo morph of the Pepperi poison dart frog, Ameerega pepperi
  9. Red eyed tree frog, Agalychnis callidryas
  10. A critically endangered Clay's hibiscus, Hibiscus clayi
  11. A sandhill crane, Grus canadensis, preening at the Sutton Avian Research Center
  12. A chiloe wigeon, at the Cincinnati Zoo
  13. A Six-Day-Old Malayan Tapir, Minnesota Zoo
  14. An Indian peafowl, at the Lincoln Children's Zoo
  15. A Luzon Bleeding-heart dove, Gallicolumba luzonica
  16. Endangered peninsula pronghorn antelopes at the Los Angeles Zoo
  17. A close-up of berries during winter, Lincoln, Nebraska
  18. Four buff orpington hens in tall grass
  19. An endangered Sumatran tiger, at the Miller Park Zoo
  20. Sioux Falls, South Dakota. A porcupine, Erethizon dorsatum, at the Great Plains Zoo
  21. Steller Sea lions take to the waters of the Gulf of Alaska amid foam and spray
  22. A pair of South Georgia king penguins at the Indianapolis Zoo
  23. An aye aye, Daubentonia madagascariensis, at Duke Lemur Center
  24. Dark eyed fruit fly at the Urban Entomology Lab at the University of Florida
  25. A greenbottle blue tarantula, at the Lincoln Children's Zoo
  26. An eastern cottontail rabbit, Sylvilagus floridanus
  27. Mystic Seaport, Connecticut
  28. A federally endangered woodland caribou, Rangifer tarandus caribou
  29. Portrait of a Major Mitchell's Cockatoo, Lophochroa leadbeateri
  30. An Endangered Peruvian Woolly Monkey At Cetas-IBAMA, Manaus, Brazil
  31. A captive great horned owl at a recovery center. Property released
  32. An Indian peafowl, at the Lincoln Children's Zoo
  33. A three-week old giraffe with the mother at the Auckland Zoo
  34. A Bull Elk With His Antlers In Velvet At The Oklahoma City Zoo
  35. A federally endangered female pygmy rabbit, Brachylagus idahoensis
  36. Cheyenne Mountain Zoo, Colorado Springs, Colorado
  37. A piping plover, Charadrius melodus
  38. Bison graze on the prairie at Twin Pine Ranch
  39. A red eyed tree frog (Agalychnis callidryas) at the Sunset Zoo
  40. Sandhill Cranes (Grus Canadensis) By The Hundreds Fly Across The Sky
  41. A federally endangered blowout penstemons, Penstemon haydenii
  42. A red rock crab, Grapsus grapsus, in Galapagos National Park
  43. An endangered Malayan tiger
  44. Madeira Cockroach, Rhyparobia Maderae, At The Budapest Zoo
  45. An Endangered Baby Bornean Orangutan With Her Adoptive Mother At The Houston Zoo
  46. A vulnerable adult female white bellied pangolin with her baby, at Pangolin Conservation
  47. A silver maple leaf
  48. A yellow bellied marmot, Marmota flaviventris, from a private collection