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Photo Credits
- 1. (c) pfaucher, some rights reserved (CC BY-NC), uploaded by pfaucher
- 2. (c) Hans Holbrook, some rights reserved (CC BY-NC), uploaded by Hans Holbrook
- 3. (c) Brian Peterson, some rights reserved (CC BY-NC-ND)
- 4. (c) Jim & Lynne Weber, some rights reserved (CC BY-NC), uploaded by Jim & Lynne Weber
- 5. (c) Jennifer Linde, some rights reserved (CC BY-NC), uploaded by Jennifer Linde
- 6. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 7. (c) Bill Swindaman, some rights reserved (CC BY-NC)
- 8. (c) 116916927065934112165, some rights reserved (CC BY-SA), uploaded by 116916927065934112165
- 9. (c) Edward Perry IV, some rights reserved (CC BY-NC), uploaded by Edward Perry IV
- 10. (c) Adam Skowronski, some rights reserved (CC BY-ND)
- 11. (c) Ken Kertell, some rights reserved (CC BY-NC), uploaded by Ken Kertell
- 12. (c) upupamartin, some rights reserved (CC BY-NC-ND), uploaded by upupamartin
- 13. (c) C Coor, some rights reserved (CC BY-NC-ND), uploaded by C Coor
- 14. (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick
- 15. (c) jamesgiroux, some rights reserved (CC BY-NC), uploaded by jamesgiroux
- 16. (c) Rob Van Epps, some rights reserved (CC BY-NC), uploaded by Rob Van Epps
- 17. (c) Paul Bedell, some rights reserved (CC BY-NC-SA)
- 18. (c) Judy Gallagher, some rights reserved (CC BY), uploaded by Judy Gallagher
- 19. (c) José Belem Hernández Díaz, some rights reserved (CC BY), uploaded by José Belem Hernández Díaz
- 20. (c) leemarlowe, some rights reserved (CC BY-NC), uploaded by leemarlowe
- 21. (c) Bill Bouton, some rights reserved (CC BY-SA)
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- 23. (c) Brenda Bull, some rights reserved (CC BY-NC), uploaded by Brenda Bull
- 24. (c) Bill Carrell, some rights reserved (CC BY-NC-ND), uploaded by Bill Carrell
- 25. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
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- 38. (c) Carlos G Velazco-Macias, some rights reserved (CC BY-NC), uploaded by Carlos G Velazco-Macias
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- 42. (c) Juan Taveras, some rights reserved (CC BY-NC), uploaded by Juan Taveras
- 43. (c) Lee Hoy, some rights reserved (CC BY-NC-ND), uploaded by Lee Hoy
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- 53. (c) Soheil Zendeh, some rights reserved (CC BY-NC-SA), uploaded by Soheil Zendeh
- 54. (c) Felix Fleck, some rights reserved (CC BY-NC), uploaded by Felix Fleck
- 55. (c) Royal Tyler, some rights reserved (CC BY-NC-SA), uploaded by Royal Tyler
- 56. (c) Matthew Drollinger, some rights reserved (CC BY-NC), uploaded by Matthew Drollinger
- 57. (c) Javi Gonzalez, some rights reserved (CC BY-NC), uploaded by Javi Gonzalez
- 58. (c) Roberto R. Calderón, some rights reserved (CC BY-NC), uploaded by Roberto R. Calderón
- 59. (c) Bill Bouton, some rights reserved (CC BY-NC-ND)
- 60. (c) Gilles San Martin, some rights reserved (CC BY-SA), uploaded by Gilles San Martin
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- 62. (c) Aleta Rodriguez, some rights reserved (CC BY-NC-ND)
- 63. (c) Chuck Sexton, some rights reserved (CC BY-NC), uploaded by Chuck Sexton
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- 65. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 66. (c) smwhite, some rights reserved (CC BY-NC), uploaded by smwhite
- 67. (c) Vicki DeLoach, some rights reserved (CC BY-NC-ND)
- 68. (c) Rich Hoyer, some rights reserved (CC BY-NC-SA), uploaded by Rich Hoyer
- 69. (c) Bill Bouton, some rights reserved (CC BY-NC)
- 70. (c) sierra de Guadalupe y la Armella, some rights reserved (CC BY-NC), uploaded by sierra de Guadalupe y la Armella
- 71. (c) Wes, some rights reserved (CC BY-NC)
- 72. (c) vincesap, some rights reserved (CC BY-NC), uploaded by vincesap
- 73. (c) Rich Kostecke, some rights reserved (CC BY-NC), uploaded by Rich Kostecke
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- 78. (c) Nick Block, some rights reserved (CC BY), uploaded by Nick Block
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- 80. (c) Jason M Crockwell, some rights reserved (CC BY-NC-ND), uploaded by Jason M Crockwell
- 81. (c) Gerald Carter, some rights reserved (CC BY-NC-ND)
