Edited by Martine Lapointe, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Leif Behrmann, some rights reserved (CC BY-NC), uploaded by Leif Behrmann
- 2. (c) Martine Lapointe, all rights reserved, uploaded by Martine Lapointe
- 3. (c) Kerry Woods, some rights reserved (CC BY-NC-ND)
- 4. (c) aarongunnar, some rights reserved (CC BY), uploaded by aarongunnar
- 5. (c) Tom Potterfield, some rights reserved (CC BY-NC-SA)
- 6. (c) Susan Elliott, some rights reserved (CC BY-NC), uploaded by Susan Elliott
- 7. (c) Lena Dietz Chiasson, some rights reserved (CC BY-NC), uploaded by Lena Dietz Chiasson
- 8. (c) Arthur Chapman, some rights reserved (CC BY-NC-SA)
- 9. (c) naturalheritagetech, some rights reserved (CC BY-NC), uploaded by naturalheritagetech
- 10. (c) Ruth, some rights reserved (CC BY-NC), uploaded by Ruth
- 11. (c) Christopher Tracey, some rights reserved (CC BY-NC-SA), uploaded by Christopher Tracey
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- 14. (c) libby_orcutt, some rights reserved (CC BY-NC), uploaded by libby_orcutt
- 15. (c) John Reiss, some rights reserved (CC BY-NC), uploaded by John Reiss
- 16. (c) Thor-Rune Hansen, some rights reserved (CC BY-SA), uploaded by Thor-Rune Hansen
- 17. (c) Jenn Megyesi, some rights reserved (CC BY-NC), uploaded by Jenn Megyesi
- 18. (c) belvedere04, some rights reserved (CC BY-NC), uploaded by belvedere04
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- 20. (c) dimashpagin2006, some rights reserved (CC BY-NC)
- 21. (c) Shuk Han (Nancy) Mak, some rights reserved (CC BY-NC), uploaded by Shuk Han (Nancy) Mak
- 22. (c) Arthur Chapman, some rights reserved (CC BY)
- 23. (c) Nikolai Vladimirov, some rights reserved (CC BY-NC), uploaded by Nikolai Vladimirov
- 24. (c) Gennadiy Okatov, some rights reserved (CC BY-NC), uploaded by Gennadiy Okatov
- 25. (c) Carol Blaney, some rights reserved (CC BY-NC), uploaded by Carol Blaney
- 26. (c) Максим Исмайлов, some rights reserved (CC BY-NC), uploaded by Максим Исмайлов
- 27. (c) amandaratsimb, some rights reserved (CC BY-NC), uploaded by amandaratsimb
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- 40. (c) Dan Mullen, some rights reserved (CC BY-NC-ND)
- 41. (c) Charlotte Bill, some rights reserved (CC BY-NC), uploaded by Charlotte Bill
- 42. (c) Dendroica cerulea, some rights reserved (CC BY-NC-SA)
- 43. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 44. (c) Alex Abair, some rights reserved (CC BY-NC), uploaded by Alex Abair
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- 47. (c) Brian Hendrix, some rights reserved (CC BY-NC-ND), uploaded by Brian Hendrix
- 48. (c) Rob Routledge, some rights reserved (CC BY-NC), uploaded by Rob Routledge
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- 52. (c) Paul Norwood, some rights reserved (CC BY-NC), uploaded by Paul Norwood
- 53. (c) jimmalefyt, some rights reserved (CC BY-NC)
- 54. (c) Vadim Prokhorov, some rights reserved (CC BY-NC), uploaded by Vadim Prokhorov
- 55. (c) Vladimir Bryukhov, some rights reserved (CC BY-NC), uploaded by Vladimir Bryukhov
- 56. (c) Sam Thomas, some rights reserved (CC BY-NC-SA)
- 57. (c) Mallory S., some rights reserved (CC BY-NC), uploaded by Mallory S.
- 58. (c) Lada Malek, some rights reserved (CC BY-NC), uploaded by Lada Malek
- 59. (c) Jason M Crockwell, some rights reserved (CC BY-NC-ND), uploaded by Jason M Crockwell
- 60. (c) wetlandfan, some rights reserved (CC BY-NC-ND), uploaded by wetlandfan
- 61. (c) mmwm, some rights reserved (CC BY-NC-ND)
- 62. (c) Jason Headley, some rights reserved (CC BY-NC), uploaded by Jason Headley
- 63. (c) James Van Gundy, some rights reserved (CC BY-NC-ND)
- 64. (c) Erin Faulkner, some rights reserved (CC BY-NC), uploaded by Erin Faulkner
- 65. (c) Degtyarev Nikolai Ivanovich, some rights reserved (CC BY-NC), uploaded by Degtyarev Nikolai Ivanovich
- 66. (c) Priyantha Wijesinghe, some rights reserved (CC BY-NC), uploaded by Priyantha Wijesinghe
- 67. (c) Ольга Курякова, some rights reserved (CC BY-NC), uploaded by Ольга Курякова
- 68. (c) Jason Hollinger, some rights reserved (CC BY)
- 69. (c) Steve Chilton, some rights reserved (CC BY-NC-ND)
- 70. (c) Kelly Beller, some rights reserved (CC BY-NC), uploaded by Kelly Beller
- 71. (c) manual crank, some rights reserved (CC BY-NC-SA)
- 72. (c) James Bailey, some rights reserved (CC BY-NC), uploaded by James Bailey
- 73. (c) Andy Fyon, some rights reserved (CC BY-NC), uploaded by Andy Fyon
- 74. (c) Chris Parker, some rights reserved (CC BY-ND)
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- 76. (c) stremblay21, some rights reserved (CC BY-NC), uploaded by stremblay21
- 77. (c) Eric Guimbard, some rights reserved (CC BY-NC-SA)
- 78. (c) Jon Sullivan, some rights reserved (CC BY)
- 79. (c) Clayton D'Orsay, some rights reserved (CC BY-NC), uploaded by Clayton D'Orsay
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- 81. (c) Peter Gorman, some rights reserved (CC BY-NC-SA)
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- 85. (c) Steve Guttman, some rights reserved (CC BY-NC-ND)
- 86. (c) Andrea Kreuzhage, some rights reserved (CC BY-NC), uploaded by Andrea Kreuzhage
- 87. (c) Anita363, some rights reserved (CC BY-NC-SA), uploaded by Anita363
- 88. (c) Dendroica cerulea, some rights reserved (CC BY), uploaded by Dendroica cerulea
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