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Photo Credits
- 1. (c) Gabriel Barathieu, some rights reserved (CC BY-SA)
- 2. (c) Alex R, some rights reserved (CC BY-NC), uploaded by Alex R
- 3. (c) Mr.TinDC, some rights reserved (CC BY-ND)
- 4. (c) Kevin Bryant, some rights reserved (CC BY-NC-SA)
- 5. (c) Cephas, some rights reserved (CC BY-SA)
- 6. (c) Ken-ichi Ueda, some rights reserved (CC BY)
- 7. (c) cyric, some rights reserved (CC BY-NC-SA), uploaded by cyric
- 8. (c) Marie Studer, some rights reserved (CC BY), uploaded by Marie Studer
- 9. (c) Ty Smith, some rights reserved (CC BY-NC), uploaded by Ty Smith
- 10. (c) Ómar Runólfsson, some rights reserved (CC BY)
- 11. (c) Joanne Redwood, some rights reserved (CC BY-NC), uploaded by Joanne Redwood
- 12. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 13. (c) Paul Roberts, some rights reserved (CC BY-NC)
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- 15. (c) Minette Layne, some rights reserved (CC BY-SA)
- 16. (c) Robin Gwen Agarwal, some rights reserved (CC BY-NC), uploaded by Robin Gwen Agarwal
- 17. (c) Brian Gratwicke, some rights reserved (CC BY)
- 18. (c) Todd Pierson, some rights reserved (CC BY-NC-SA)
- 19. (c) Ulrich Latzenhofer, some rights reserved (CC BY-SA)
- 20. (c) Mike Baird, some rights reserved (CC BY)
- 21. (c) Kakalotli, some rights reserved (CC BY-NC), uploaded by Kakalotli
- 22. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 23. (c) Marv Elliott, some rights reserved (CC BY-NC), uploaded by Marv Elliott
- 24. (c) Alexander Yakovlev, some rights reserved (CC BY-NC), uploaded by Alexander Yakovlev
- 25. (c) Ekaterina Chernetsova (Papchinskaya), some rights reserved (CC BY)
- 26. (c) Heather Paul, some rights reserved (CC BY-ND)
- 27. (c) Bill Carrell, some rights reserved (CC BY-NC-ND), uploaded by Bill Carrell
- 28. (c) Alina, some rights reserved (CC BY-NC), uploaded by Alina
- 29. (c) Paul Cools, some rights reserved (CC BY-NC), uploaded by Paul Cools
- 30. (c) Frans Vandewalle, some rights reserved (CC BY-NC)
- 31. (c) José Antonio Linage Espinosa, some rights reserved (CC BY-NC), uploaded by José Antonio Linage Espinosa
- 32. (c) MPF, some rights reserved (CC BY-SA)
- 33. (c) Frank Vassen, some rights reserved (CC BY)
- 34. (c) Dan Pancamo, some rights reserved (CC BY-SA)
- 35. (c) Pete, some rights reserved (CC BY-NC-SA)
- 36. (c) Jerry Oldenettel, some rights reserved (CC BY-SA)
- 37. (c) Rick Leche - Photography, some rights reserved (CC BY-NC-ND)
- 38. (c) Laura Gooch, some rights reserved (CC BY-NC-SA)
- 39. (c) Tom Benson, some rights reserved (CC BY-NC-ND)
- 40. (c) Scott Buckel, some rights reserved (CC BY-NC), uploaded by Scott Buckel
- 41. (c) JanetandPhil, some rights reserved (CC BY-NC-ND)
- 42. (c) Len Blumin, some rights reserved (CC BY-NC-ND)
- 43. (c) Badjoby, some rights reserved (CC BY-SA)
- 44. (c) Dave Fletcher, some rights reserved (CC BY-ND)
- 45. (c) Carmelo López Abad, some rights reserved (CC BY-NC), uploaded by Carmelo López Abad
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- 47. (c) kathleenfspicer, some rights reserved (CC BY-NC)
- 48. (c) Mike H, some rights reserved (CC BY-NC), uploaded by Mike H
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- 50. (c) Ned Haight, some rights reserved (CC BY-NC-ND)
- 51. (c) Rafy Rodriguez, some rights reserved (CC BY-NC-SA)
- 52. (c) Victoria Gracia, some rights reserved (CC BY-NC-SA)
- 53. (c) Matt Tillett, some rights reserved (CC BY-NC-ND)
- 54. (c) Jeremy Meyer, some rights reserved (CC BY)
- 55. (c) Michael Woodruff, some rights reserved (CC BY)
- 56. (c) Sergey Yeliseev, some rights reserved (CC BY-NC-ND)
- 57. (c) Becky Gregory, some rights reserved (CC BY-ND)
- 58. (c) Glen Peterson, some rights reserved (CC BY-NC-SA)
- 59. (c) NOAA Photo Library, some rights reserved (CC BY)
- 60. (c) Eric Heupel, some rights reserved (CC BY-NC-ND)
- 61. (c) Eric Heupel, some rights reserved (CC BY-NC)
- 62. (c) Rawpixel, some rights reserved (CC BY-SA)
- 63. (c) hesterberg, some rights reserved (CC BY-NC), uploaded by hesterberg
- 64. (c) David Gardner, some rights reserved (CC BY-NC), uploaded by David Gardner
- 65. (c) Xanett Aguilar Izaguirre, some rights reserved (CC BY-NC), uploaded by Xanett Aguilar Izaguirre
- 66. (c) Cláudio D. Timm, some rights reserved (CC BY)
- 67. (c) Mark Rosenstein, some rights reserved (CC BY-NC-SA), uploaded by Mark Rosenstein
- 68. (c) susanxiong, some rights reserved (CC BY-NC)
- 69. (c) Matt Muir, some rights reserved (CC BY-SA)
- 70. (c) BlueRidgeKitties, some rights reserved (CC BY-NC-SA)
- 71. (c) Jean-Guy Dallaire, some rights reserved (CC BY-NC-ND)
- 72. (c) David Remsen, some rights reserved (CC BY-NC)
- 73. (c) Anita Gould, some rights reserved (CC BY-NC)
- 74. (c) Jen Goellnitz, some rights reserved (CC BY-NC-ND)
- 75. (c) Artie Kopelman, some rights reserved (CC BY-NC)
- 76. (c) Rick Leche, some rights reserved (CC BY-NC-ND)
- 77. (c) Pablo Caceres Contreras, some rights reserved (CC BY-NC-ND)
- 78. (c) Muchaxo, some rights reserved (CC BY-NC-ND)
- 79. (c) charley, some rights reserved (CC BY-NC), uploaded by charley
- 80. (c) Anita, some rights reserved (CC BY-NC)
