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Photo Credits
- 1. (c) siwanicki, some rights reserved (CC BY-NC-SA), uploaded by siwanicki
- 2. (c) Julia Housden Proulx, some rights reserved (CC BY-NC), uploaded by Julia Housden Proulx
- 3. (c) Mauricio Mercadante, some rights reserved (CC BY-NC-SA)
- 4. (c) Alfonso Gutiérrez Aldana, some rights reserved (CC BY-NC), uploaded by Alfonso Gutiérrez Aldana
- 5. (c) Tero Laakso, some rights reserved (CC BY-SA)
- 6. (c) Dorota (Dorothy), some rights reserved (CC BY-SA)
- 7. (c) Roberto R. Calderón, some rights reserved (CC BY-NC), uploaded by Roberto R. Calderón
- 8. (c) Bastiaan, some rights reserved (CC BY-NC-ND)
- 9. (c) Owen Wolter, some rights reserved (CC BY-NC-ND)
- 10. (c) Salomé Bielsa, some rights reserved (CC BY-NC-SA)
- 11. (c) redshank, some rights reserved (CC BY-NC)
- 12. (c) Jason Sturner, some rights reserved (CC BY)
- 13. (c) ben_montgomery, some rights reserved (CC BY-NC), uploaded by ben_montgomery
- 14. (c) Andreas Rockstein, some rights reserved (CC BY-SA)
- 15. (c) Juha Tuomola, some rights reserved (CC BY-NC), uploaded by Juha Tuomola
- 16. (c) Reiner Richter, some rights reserved (CC BY-NC-SA), uploaded by Reiner Richter
- 17. (c) wayne tucker, some rights reserved (CC BY-ND)
- 18. (c) Kristian Peters, some rights reserved (CC BY-NC-SA)
- 19. (c) Gertrud K., some rights reserved (CC BY-NC-SA)
- 20. (c) Kim, Hyun-tae, some rights reserved (CC BY), uploaded by Kim, Hyun-tae
- 21. (c) Santi Duarte, some rights reserved (CC BY-NC)
- 22. (c) John, some rights reserved (CC BY-NC)
- 23. (c) Wolfgang Siebeneich, some rights reserved (CC BY-NC), uploaded by Wolfgang Siebeneich
- 24. (c) beautifulcataya, some rights reserved (CC BY-NC-ND)
- 25. (c) Mary Keim, some rights reserved (CC BY-NC-SA)
- 26. (c) Melissa McMasters, some rights reserved (CC BY)
- 27. (c) Nick Beck, some rights reserved (CC BY-NC-SA)
- 28. (c) emmacatherine14, some rights reserved (CC BY-NC)
- 29. (c) Julia V. Shner, some rights reserved (CC BY-NC), uploaded by Julia V. Shner
- 30. (c) dbarronoss, some rights reserved (CC BY-NC-ND)
- 31. (c) Arnstein Rønning, some rights reserved (CC BY-SA)
- 32. (c) naturalhistoryman, some rights reserved (CC BY-NC-ND)
- 33. (c) Mark Hyde, Bart Wursten and Petra Ballings, some rights reserved (CC BY-NC)
- 34. (c) Salomé, some rights reserved (CC BY-NC-SA)
- 35. (c) Kevin Buehler, some rights reserved (CC BY-NC-SA)
- 36. (c) Olivier, some rights reserved (CC BY)
- 37. (c) Gustavo Fernando Durán, some rights reserved (CC BY-NC-SA)
- 38. (c) Dean Morley, some rights reserved (CC BY-ND)
- 39. (c) Dmitry Ivanov, some rights reserved (CC BY-NC), uploaded by Dmitry Ivanov
- 40. (c) Zack Harris, some rights reserved (CC BY-NC), uploaded by Zack Harris
- 41. (c) Eduard Garin, some rights reserved (CC BY-NC), uploaded by Eduard Garin
- 42. (c) anonymous, some rights reserved (CC BY-SA)
- 43. (c) Nicola van Berkel, some rights reserved (CC BY-SA), uploaded by Nicola van Berkel
- 44. (c) botanygirl, some rights reserved (CC BY), uploaded by botanygirl
- 45. (c) Eddi Bisulli, some rights reserved (CC BY-NC), uploaded by Eddi Bisulli
- 46. (c) Anne SORBES, some rights reserved (CC BY-NC-SA)
- 47. (c) lorenzodotti, some rights reserved (CC BY-NC), uploaded by lorenzodotti
- 48. (c) Chris Bainbridge, some rights reserved (CC BY-NC-SA)
- 49. (c) Kostas Zontanos, some rights reserved (CC BY-NC), uploaded by Kostas Zontanos
- 50. (c) Robert D Stevenson, some rights reserved (CC BY-NC), uploaded by Robert D Stevenson
- 51. (c) Marina Gorbunova, some rights reserved (CC BY-NC), uploaded by Marina Gorbunova
- 52. (c) Alexander Yakovlev, some rights reserved (CC BY-NC), uploaded by Alexander Yakovlev
- 53. (c) Erik Jørgensen, some rights reserved (CC BY-NC-SA)
