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Photo Credits
- 1. (c) spencer_riffle, some rights reserved (CC BY-NC), uploaded by spencer_riffle
- 2. (c) Zach Lim, some rights reserved (CC BY-NC), uploaded by Zach Lim
- 3. (c) Michael Jacobi, some rights reserved (CC BY-NC), uploaded by Michael Jacobi
- 4. (c) J. N. Stuart, some rights reserved (CC BY-NC-ND)
- 5. (c) John Sullivan, some rights reserved (CC BY-NC), uploaded by John Sullivan
- 6. (c) Chris Harrison, some rights reserved (CC BY-NC), uploaded by Chris Harrison
- 7. (c) Kevin Meza, some rights reserved (CC BY-NC), uploaded by Kevin Meza
- 8. (c) Alejandra Peña Estrada, some rights reserved (CC BY), uploaded by Alejandra Peña Estrada
- 9. (c) David Bygott, some rights reserved (CC BY-NC-SA)
- 10. (c) Michael Price, some rights reserved (CC BY-NC-ND), uploaded by Michael Price
- 11. (c) Robert Dobbs, some rights reserved (CC BY-NC), uploaded by Robert Dobbs
- 12. (c) Jonathan Hakim, some rights reserved (CC BY-NC), uploaded by Jonathan Hakim
- 13. (c) Patrick Dockens, some rights reserved (CC BY-NC-ND)
- 14. (c) Steven Kurniawidjaja, some rights reserved (CC BY-NC), uploaded by Steven Kurniawidjaja
- 15. (c) NHMLA Community Science Program, some rights reserved (CC BY-NC), uploaded by NHMLA Community Science Program
- 16. (c) tom spinker, some rights reserved (CC BY-NC-ND)
- 17. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
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- 19. (c) Bryan Box, some rights reserved (CC BY-NC), uploaded by Bryan Box
- 20. (c) Ross Maynard, some rights reserved (CC BY-NC), uploaded by Ross Maynard
- 21. (c) Jason K., some rights reserved (CC BY-NC), uploaded by Jason K.
- 22. (c) Elaena Shipp, some rights reserved (CC BY-NC), uploaded by Elaena Shipp
- 23. (c) Greg Watson, some rights reserved (CC BY-NC), uploaded by Greg Watson
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- 25. (c) brandon_dietrich, some rights reserved (CC BY-NC), uploaded by brandon_dietrich
- 26. (c) J.D. Willson, some rights reserved (CC BY-NC), uploaded by J.D. Willson
- 27. (c) David Mead, some rights reserved (CC BY-NC), uploaded by David Mead
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- 29. (c) Ricardo Rivera, some rights reserved (CC BY-NC), uploaded by Ricardo Rivera
- 30. (c) Saúl R. Bautista, some rights reserved (CC BY-NC-ND)
- 31. (c) Diana-Terry Hibbitts, some rights reserved (CC BY-NC), uploaded by Diana-Terry Hibbitts
- 32. (c) Alex Harman, some rights reserved (CC BY-NC), uploaded by Alex Harman
- 33. (c) Александр Гончаров, some rights reserved (CC BY-NC), uploaded by Александр Гончаров
- 34. (c) Marshal Hedin, some rights reserved (CC BY-NC-SA), uploaded by Marshal Hedin
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- 36. (c) Jakob Fahr, some rights reserved (CC BY-NC), uploaded by Jakob Fahr
- 37. (c) Christian Schwarz, some rights reserved (CC BY-NC), uploaded by Christian Schwarz
- 38. (c) Travis W. Reeder, some rights reserved (CC BY-NC), uploaded by Travis W. Reeder
- 39. (c) Ad Konings, some rights reserved (CC BY-NC), uploaded by Ad Konings
- 40. (c) Mark Pyle, some rights reserved (CC BY-NC), uploaded by Mark Pyle
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- 46. (c) Mike Andersen, some rights reserved (CC BY-NC-ND), uploaded by Mike Andersen
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- 48. (c) Francisco Farriols Sarabia, some rights reserved (CC BY), uploaded by Francisco Farriols Sarabia
- 49. (c) tdmrdrs, some rights reserved (CC BY-NC), uploaded by tdmrdrs
- 50. (c) Cabo Neri, some rights reserved (CC BY-NC-ND), uploaded by Cabo Neri
- 51. (c) Cullen Hanks, some rights reserved (CC BY-NC), uploaded by Cullen Hanks
- 52. (c) David Bygott, some rights reserved (CC BY-NC)
- 53. (c) Jack Wickel, some rights reserved (CC BY-NC), uploaded by Jack Wickel
- 54. (c) texasturtles, some rights reserved (CC BY-NC), uploaded by texasturtles
- 55. (c) Abbie King, some rights reserved (CC BY), uploaded by Abbie King
- 56. (c) showmejoe, some rights reserved (CC BY-NC-SA), uploaded by showmejoe
- 57. (c) Marijan Tunjic, some rights reserved (CC BY)
- 58. (c) Eric Osmundson, some rights reserved (CC BY-NC-SA)
- 59. (c) Mike Jones, some rights reserved (CC BY-NC), uploaded by Mike Jones
- 60. (c) Bernard DUPONT, some rights reserved (CC BY-SA)
- 61. (c) RJ, some rights reserved (CC BY-NC), uploaded by RJ
- 62. (c) Laurent Lebois ©, some rights reserved (CC BY)
- 63. (c) Jared Gorrell, some rights reserved (CC BY-NC), uploaded by Jared Gorrell
- 64. (c) Shawn Billerman, some rights reserved (CC BY-NC), uploaded by Shawn Billerman
- 65. (c) Flaxington, some rights reserved (CC BY-NC), uploaded by Flaxington
- 66. (c) Carla Kishinami, some rights reserved (CC BY-NC-SA)
- 67. (c) Joe Girgente, some rights reserved (CC BY-NC), uploaded by Joe Girgente
- 68. (c) Terry Rosenmeier, some rights reserved (CC BY-NC), uploaded by Terry Rosenmeier
- 69. (c) Gordon Karre, some rights reserved (CC BY-NC), uploaded by Gordon Karre
- 70. (c) Jake Scott, all rights reserved, uploaded by Jake Scott
- 71. (c) johnwilliams, some rights reserved (CC BY-NC), uploaded by johnwilliams
- 72. (c) Jason Headley, some rights reserved (CC BY-NC), uploaded by Jason Headley
- 73. (c) Anna Simpson, some rights reserved (CC BY-NC), uploaded by Anna Simpson