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Photo Credits
- 1. (c) Roberto Sindaco, some rights reserved (CC BY-NC-SA), uploaded by Roberto Sindaco
- 2. (c) Leonid A. Neymark, some rights reserved (CC BY-NC), uploaded by Leonid A. Neymark
- 3. (c) Анатолий Озерной /Anatoly Ozernoy, some rights reserved (CC BY-SA), uploaded by Анатолий Озерной /Anatoly Ozernoy
- 4. (c) daveshowler, some rights reserved (CC BY-NC), uploaded by daveshowler
- 5. (c) Jakob Fahr, some rights reserved (CC BY-NC), uploaded by Jakob Fahr
- 6. (c) Grigory Evtukh, some rights reserved (CC BY-NC), uploaded by Grigory Evtukh
- 7. (c) Andre Hosper, some rights reserved (CC BY), uploaded by Andre Hosper
- 8. (c) Paul Cools, some rights reserved (CC BY-NC), uploaded by Paul Cools
- 9. (c) Kiarash, some rights reserved (CC BY-NC), uploaded by Kiarash
- 10. (c) frankielee91, some rights reserved (CC BY-NC), uploaded by frankielee91
- 11. (c) Eugene Popov, some rights reserved (CC BY), uploaded by Eugene Popov
- 12. (c) Tigran Tadevosyan, some rights reserved (CC BY), uploaded by Tigran Tadevosyan
- 13. (c) Marijan Tunjic, some rights reserved (CC BY)
- 14. (c) Евсеева Анна, some rights reserved (CC BY-NC), uploaded by Евсеева Анна
- 15. (c) kamel biology, some rights reserved (CC BY-NC), uploaded by kamel biology
- 16. (c) Paolo Mazzei, some rights reserved (CC BY-NC), uploaded by Paolo Mazzei
- 17. (c) Alexandre Roux, some rights reserved (CC BY-NC-SA)
- 18. (c) lzazadze, some rights reserved (CC BY-NC), uploaded by lzazadze
- 19. (c) Gert Jan Verspui, some rights reserved (CC BY-NC), uploaded by Gert Jan Verspui
- 20. (c) Benny Trapp, some rights reserved (CC BY)
- 21. (c) Вадим Пермин, some rights reserved (CC BY-NC), uploaded by Вадим Пермин
- 22. (c) Aleksandr Popov / Александр Попов, some rights reserved (CC BY-NC), uploaded by Aleksandr Popov / Александр Попов
- 23. (c) Alexey Katz, some rights reserved (CC BY-NC), uploaded by Alexey Katz
- 24. (c) Kudaibergen Amirekul, some rights reserved (CC BY-SA), uploaded by Kudaibergen Amirekul
- 25. (c) Анна Голубева, some rights reserved (CC BY-NC-ND), uploaded by Анна Голубева
- 26. (c) Valentina Volkova, some rights reserved (CC BY-NC), uploaded by Valentina Volkova
- 27. (c) diegoreggianti, some rights reserved (CC BY-NC), uploaded by diegoreggianti
- 28. (c) Kęstutis, some rights reserved (CC BY-NC), uploaded by Kęstutis
- 29. (c) Tom Kirschey, some rights reserved (CC BY-NC), uploaded by Tom Kirschey
- 30. (c) Alexandre Roux, some rights reserved (CC BY-NC)
- 31. (c) mturkoglu, some rights reserved (CC BY-NC), uploaded by mturkoglu
- 32. (c) Marco Bonifacino, some rights reserved (CC BY-NC), uploaded by Marco Bonifacino
- 33. (c) Omid Mozaffari, some rights reserved (CC BY), uploaded by Omid Mozaffari
- 34. (c) Ioana Mita, some rights reserved (CC BY-NC), uploaded by Ioana Mita
- 35. (c) Tom Heijnen, some rights reserved (CC BY-NC), uploaded by Tom Heijnen
- 36. (c) Andrej Chudý, some rights reserved (CC BY-NC-SA)
- 37. (c) Blake Matheson, some rights reserved (CC BY-NC)
- 38. (c) Dmitry Dubikovskiy, some rights reserved (CC BY-NC), uploaded by Dmitry Dubikovskiy
- 39. (c) Sergey Yeliseev, some rights reserved (CC BY-NC-ND)
- 40. (c) Mikhail Ezdakov, some rights reserved (CC BY-NC), uploaded by Mikhail Ezdakov
- 41. (c) David Cook Wildlife Photography, some rights reserved (CC BY-NC)
- 42. (c) Jeffrey H. Skevington, some rights reserved (CC BY-NC), uploaded by Jeffrey H. Skevington
- 43. (c) Jonathan Cardy, some rights reserved (CC BY-SA)
- 44. (c) Ján Svetlík, some rights reserved (CC BY-NC-ND)
- 45. (c) Dawson Ross, some rights reserved (CC BY-NC-SA), uploaded by Dawson Ross
- 46. (c) Justyn Stahl, some rights reserved (CC BY-NC), uploaded by Justyn Stahl
- 47. (c) Frank Lin, some rights reserved (CC BY-NC), uploaded by Frank Lin
- 48. (c) kingo7, some rights reserved (CC BY-NC)
- 49. (c) Matthieu Gauvain, some rights reserved (CC BY-NC), uploaded by Matthieu Gauvain
- 50. (c) Nik Borrow, some rights reserved (CC BY-NC)
- 51. (c) Mark Kilner, some rights reserved (CC BY-NC-SA)
- 52. (c) mourad-harzallah, some rights reserved (CC BY), uploaded by mourad-harzallah
- 53. (c) Dhaval Vargiya, some rights reserved (CC BY-SA)
- 54. (c) Константин Самодуров, some rights reserved (CC BY-NC), uploaded by Константин Самодуров
- 55. (c) Carles Pastor, some rights reserved (CC BY-SA), uploaded by Carles Pastor
- 56. (c) hedera.baltica, some rights reserved (CC BY-SA)
- 57. (c) Niranj Vaidyanathan, some rights reserved (CC BY-NC-ND)
- 58. (c) bwood708, some rights reserved (CC BY-NC), uploaded by bwood708
- 59. (c) Никифорова Валерия, some rights reserved (CC BY-NC), uploaded by Никифорова Валерия
- 60. (c) lemurtaquin, some rights reserved (CC BY-NC), uploaded by lemurtaquin
- 61. (c) Paul Reeves, some rights reserved (CC BY-NC-SA), uploaded by Paul Reeves
- 62. (c) Ximo Galarza, some rights reserved (CC BY-NC-SA)
- 63. (c) markus lilje, some rights reserved (CC BY-NC-ND), uploaded by markus lilje
- 64. (c) Dina Nesterkova, some rights reserved (CC BY-NC), uploaded by Dina Nesterkova
- 65. (c) Saurabh Agrawal, some rights reserved (CC BY-NC), uploaded by Saurabh Agrawal
- 66. (c) alexey_nesmelov, some rights reserved (CC BY-NC)
- 67. (c) Николай Каранов, some rights reserved (CC BY-NC), uploaded by Николай Каранов
- 68. (c) Roberto Ghiglia, some rights reserved (CC BY-NC), uploaded by Roberto Ghiglia
- 69. (c) Jacob Collison, some rights reserved (CC BY-NC), uploaded by Jacob Collison
- 70. (c) Marina Nikonorova, some rights reserved (CC BY-NC), uploaded by Marina Nikonorova
- 71. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 72. (c) Ian White, some rights reserved (CC BY-NC-SA)
- 73. (c) Chris Moody, some rights reserved (CC BY-NC)
- 74. (c) kha, some rights reserved (CC BY-NC), uploaded by kha
- 75. (c) Aitor Guerrero, some rights reserved (CC BY-NC-SA)
- 76. (c) Frank Vassen, some rights reserved (CC BY)
- 77. (c) Luca Boscain, some rights reserved (CC BY-NC), uploaded by Luca Boscain
