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Photo Credits
- 1. (c) Michele Ursino, some rights reserved (CC BY-SA)
- 2. (c) Franco Folini, some rights reserved (CC BY)
- 3. (c) Eric in SF, some rights reserved (CC BY-NC-ND)
- 4. (c) Catherine Cook, some rights reserved (CC BY-NC-ND)
- 5. (c) 2009 Jorg Fleige, some rights reserved (CC BY-NC)
- 6. (c) Ferran Turmo Gort, some rights reserved (CC BY-NC-SA)
- 7. (c) Valter Jacinto, some rights reserved (CC BY-NC-SA)
- 8. (c) Doug Greenberg, some rights reserved (CC BY-NC-ND)
- 9. (c) 2006 Luigi Rignanese, some rights reserved (CC BY-NC)
- 10. (c) autan, some rights reserved (CC BY-NC-ND)
- 11. (c) m c, some rights reserved (CC BY-SA)
- 12. (c) Patrick Alexander, some rights reserved (CC BY-NC-ND)
- 13. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 14. (c) Eric in SF, all rights reserved, uploaded by Eric in SF
- 15. (c) stonebird, some rights reserved (CC BY-NC-SA)
- 16. (c) Tom Hilton, some rights reserved (CC BY), uploaded by Tom Hilton
- 17. (c) Tom Hilton, some rights reserved (CC BY)
- 18. (c) Bas Kers, some rights reserved (CC BY-NC-SA)
- 19. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 20. (c) Randi Hausken, some rights reserved (CC BY-NC)
- 21. (c) Ken-ichi Ueda, some rights reserved (CC BY)
- 22. (c) James Gaither, some rights reserved (CC BY-NC-ND)
- 23. (c) Noël Zia Lee, some rights reserved (CC BY)
- 24. (c) Arturo, some rights reserved (CC BY-NC-SA)
- 25. (c) randomtruth, some rights reserved (CC BY-NC-SA)
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- 27. (c) Dmitry Baranovskiy, some rights reserved (CC BY)
- 28. (c) Vards Uzvards, some rights reserved (CC BY-SA)
- 29. (c) M.M. R, some rights reserved (CC BY-NC)
- 30. (c) kqedquest, some rights reserved (CC BY-NC)
- 31. (c) J Brew, some rights reserved (CC BY-SA), uploaded by J Brew
- 32. (c) Peter Gorman, some rights reserved (CC BY-NC-SA)
- 33. (c) Arthur Chapman, some rights reserved (CC BY-NC-SA)
- 34. (c) Bastiaan, some rights reserved (CC BY-NC-ND)
- 35. (c) Jennifer de Graaf, some rights reserved (CC BY-NC)
- 36. (c) Jerry Burke, some rights reserved (CC BY-NC-ND)
- 37. (c) NatureShutterbug, all rights reserved, uploaded by NatureShutterbug
- 38. (c) David Eickhoff, some rights reserved (CC BY-NC-SA)
- 39. (c) Kathy and Dave Biggs, some rights reserved (CC BY-NC-SA)
- 40. (c) Mike Baird, some rights reserved (CC BY)
- 41. (c) Dan Pancamo, some rights reserved (CC BY-SA)
- 42. (c) Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Mammals, some rights reserved (CC BY-NC-SA)
- 43. (c) Terrie Schweitzer, some rights reserved (CC BY-NC-SA)
- 44. (c) Natalie McNear, some rights reserved (CC BY-NC)
- 45. (c) Tracie, some rights reserved (CC BY-SA)
- 46. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
- 47. (c) Ronnie Pitman, some rights reserved (CC BY-NC)
- 48. (c) Jack Wolf, some rights reserved (CC BY-ND)
- 49. (c) Maggie.Smith, some rights reserved (CC BY-NC)
- 50. (c) Minette Layne, some rights reserved (CC BY-SA)
- 51. (c) Derek Scott, some rights reserved (CC BY-NC)
- 52. (c) Julian Mason, some rights reserved (CC BY-NC)
- 53. (c) Jerry Kirkhart, some rights reserved (CC BY)
