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Photo Credits
- 1. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 2. (c) Kerry Matz, some rights reserved (CC BY-NC-SA)
- 3. (c) A. Jaszlics, some rights reserved (CC BY-NC)
- 4. (c) francis crawley, some rights reserved (CC BY)
- 5. (c) 2011 Todd Pierson, some rights reserved (CC BY-NC)
- 6. (c) randomtruth, some rights reserved (CC BY-NC-SA)
- 7. (c) kibuyu, some rights reserved (CC BY-NC-SA)
- 8. (c) Michael, some rights reserved (CC BY-NC)
- 9. (c) J. N. Stuart, some rights reserved (CC BY-NC-ND)
- 10. (c) tom spinker, some rights reserved (CC BY-NC-ND)
- 11. (c) Patrick Dockens, some rights reserved (CC BY-NC-ND)
- 12. (c) Diana-Terry Hibbitts, some rights reserved (CC BY-NC), uploaded by Diana-Terry Hibbitts
- 13. (c) David Bygott, some rights reserved (CC BY-NC-SA)
- 14. (c) Natalie McNear, some rights reserved (CC BY-NC)
- 15. (c) Jeremy Yoder, some rights reserved (CC BY-NC)
- 16. (c) David Bygott, some rights reserved (CC BY-NC)
- 17. (c) Patrick, some rights reserved (CC BY-NC-ND)
- 18. (c) J. N. Stuart, all rights reserved, uploaded by J. N. Stuart
- 19. (c) C Hayes, some rights reserved (CC BY-NC)
- 20. (c) Amy Buthod, some rights reserved (CC BY-NC-SA)
- 21. (c) Matt Mechtley, some rights reserved (CC BY-SA)
- 22. (c) Hadley Paul Garland, some rights reserved (CC BY-NC-SA)
- 23. (c) Lon&Queta, some rights reserved (CC BY-NC-SA)
- 24. (c) Micheal Jewel, some rights reserved (CC BY-NC-SA)
- 25. (c) C.V. Vick, some rights reserved (CC BY-NC-ND)
- 26. (c) nevets183, some rights reserved (CC BY-NC-SA)
- 27. (c) matt knoth, some rights reserved (CC BY-NC-ND)
- 28. (c) Richard Droker, some rights reserved (CC BY-NC-ND)
- 29. Stolz, Gary M., no known copyright restrictions (public domain)
- 30. (c) Carla Kishinami, some rights reserved (CC BY-NC-SA)
- 31. (c) Bryan, some rights reserved (CC BY-NC)
- 32. (c) Franco Folini, some rights reserved (CC BY)
- 33. (c) 2011 Vicente Mata-Silva, some rights reserved (CC BY)
- 34. (c) Landahlauts, some rights reserved (CC BY-NC-SA)
- 35. (c) acorbit, some rights reserved (CC BY-NC)
- 36. (c) Eric Osmundson, some rights reserved (CC BY-NC-SA)
- 37. (c) Pompilid, some rights reserved (CC BY-SA)
- 38. (c) Zack, some rights reserved (CC BY-NC-SA)
- 39. (c) copepodo, some rights reserved (CC BY-NC-ND)
- 40. (c) Matt Reinbold, some rights reserved (CC BY-SA)