Photos:
- 1. (c) mattmaves, some rights reserved (CC BY), uploaded by mattmaves
- 2. (c) Jason Eckberg, some rights reserved (CC BY-NC), uploaded by Jason Eckberg
- 3. (c) Mary Keim, some rights reserved (CC BY-NC-SA)
- 4. (c) Robert Young, some rights reserved (CC BY)
- 5. (c) anonymous, some rights reserved (CC BY-SA)
- 6. (c) nolieschneider, some rights reserved (CC BY-NC), uploaded by nolieschneider
- 7. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 8. (c) Jim Johnson, some rights reserved (CC BY-NC-ND), uploaded by Jim Johnson
- 9. (c) Seabrooke Leckie, some rights reserved (CC BY-NC-ND)
- 10. (c) Daniel H. Janzen, Guanacaste Dry Forest Conservation Fund, some rights reserved (CC BY-NC-SA)
- 11. (c) David Bygott, some rights reserved (CC BY-NC-SA)
- 12. (c) Matt Reinbold, some rights reserved (CC BY-SA)
- 13. (c) Sean McCann, some rights reserved (CC BY-NC-SA)
- 14. (c) Jim & Lynne Weber, some rights reserved (CC BY-NC), uploaded by Jim & Lynne Weber
- 15. (c) ktehmsen, some rights reserved (CC BY-NC)
- 16. (c) johnvillella, some rights reserved (CC BY-NC-SA)
- 17. (c) Steve L. Martin, some rights reserved (CC BY)
- 18. (c) Marcello Consolo, some rights reserved (CC BY-NC-SA)
- 19. (c) Peter Prehn, some rights reserved (CC BY-NC-ND)
- 20. (c) Franco Folini, some rights reserved (CC BY)
- 21. (c) Jacob Bell, some rights reserved (CC BY-NC), uploaded by Jacob Bell
- 22. (c) brian lee clements, some rights reserved (CC BY-NC)
- 23. (c) cotinis, some rights reserved (CC BY-NC-SA)
- 24. (c) Brian Peterson, some rights reserved (CC BY-NC-ND)
- 25. (c) Jason Forbes, some rights reserved (CC BY-NC-ND)
- 26. (c) Catherine Cook, some rights reserved (CC BY-NC-ND)
- 27. (c) Robb Hannawacker, some rights reserved (CC BY-NC-SA)
- 28. (c) Bill Bouton, some rights reserved (CC BY-NC-ND)
- 29. (c) Jim P. Brock, some rights reserved (CC BY-NC-SA)
- 30. (c) msr, some rights reserved (CC BY-NC), uploaded by msr
- 31. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 32. (c) Bill Carrell, some rights reserved (CC BY-NC-ND), uploaded by Bill Carrell
- 33. (c) Robert J. "Bob" Nuelle, Jr. AICEZS, some rights reserved (CC BY-NC), uploaded by Robert J. "Bob" Nuelle, Jr. AICEZS
- 34. (c) Kerry Matz, some rights reserved (CC BY-NC-SA)
- 35. (c) Bill Bouton, some rights reserved (CC BY-SA)
- 36. (c) David Andreas De Rivera Tønnessen, some rights reserved (CC BY-NC), uploaded by David Andreas De Rivera Tønnessen
- 37. (c) gailhampshire, some rights reserved (CC BY)
- 38. (c) cyric, some rights reserved (CC BY-NC-SA), uploaded by cyric
- 39. (c) Katja Schulz, some rights reserved (CC BY)
- 40. (c) roy pilcher, some rights reserved (CC BY-NC), uploaded by roy pilcher
- 41. (c) 2010 Barry Breckling, some rights reserved (CC BY-NC-SA)
- 42. (c) Bill Bouton, some rights reserved (CC BY-NC)
- 43. (c) Aditi, some rights reserved (CC BY-NC-SA)
- 44. (c) Biodiversity Institute, some rights reserved (CC BY-NC-ND)
- 45. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
- 46. (c) James Bailey, some rights reserved (CC BY-NC), uploaded by James Bailey
- 47. (c) Emily Hjalmarson, some rights reserved (CC BY-NC), uploaded by Emily Hjalmarson
- 48. (c) jackiebaum, some rights reserved (CC BY-NC), uploaded by jackiebaum
- 49. (c) CARLOS VELAZCO, some rights reserved (CC BY-NC), uploaded by CARLOS VELAZCO
- 50. (c) Benny Mazur, some rights reserved (CC BY)
- 51. no rights reserved
- 52. (c) Patrick Dockens, some rights reserved (CC BY-NC-ND)
- 53. (c) DGERobertson, some rights reserved (CC BY-NC-SA)
- 54. (c) Gilles Gonthier, some rights reserved (CC BY)
- 55. (c) Leslie Flint, some rights reserved (CC BY-NC), uploaded by Leslie Flint
- 56. (c) Bill Bouton, some rights reserved (CC BY-NC-SA)
- 57. (c) Shanthanu Bhardwaj, some rights reserved (CC BY-SA)
- 58. no rights reserved, uploaded by Robb Hannawacker
- 59. (c) Robert, some rights reserved (CC BY-NC)
- 60. (c) anonymous, some rights reserved (CC BY-NC-SA)
- 61. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 62. (c) dloarie, some rights reserved (CC BY), uploaded by dloarie
- 63. (c) Anne Toal, some rights reserved (CC BY)
- 64. (c) ___daniel___, some rights reserved (CC BY-NC)
- 65. (c) mirian-vl, some rights reserved (CC BY-NC), uploaded by mirian-vl
- 66. (c) J. N. Stuart, some rights reserved (CC BY-NC-ND)
- 67. (c) Paul G. Johnson, some rights reserved (CC BY-NC-SA), uploaded by Paul G. Johnson
- 68. (c) Zac Cota, some rights reserved (CC BY-NC), uploaded by Zac Cota
- 69. (c) Bill Bumgarner, some rights reserved (CC BY-NC-ND)
- 70. (c) Nick Block, some rights reserved (CC BY), uploaded by Nick Block
- 71. Northern Prairie Wildlife Research Center - USGS, no known copyright restrictions (public domain)
- 72. (c) Paul Bedell, some rights reserved (CC BY-NC-SA)
- 73. (c) Chuck Sexton, some rights reserved (CC BY-NC), uploaded by Chuck Sexton
- 74. (c) Paul Thompson, some rights reserved (CC BY-NC-ND)
- 75. no rights reserved, uploaded by Kent McFarland
- 76. (c) Marv Elliott, some rights reserved (CC BY-NC), uploaded by Marv Elliott
- 77. (c) Ken Slade, some rights reserved (CC BY-NC)
- 78. (c) TexasEagle, some rights reserved (CC BY-NC)
- 79. (c) MolanicPix, some rights reserved (CC BY-NC), uploaded by MolanicPix
- 80. (c) Pam Piombino, some rights reserved (CC BY-NC), uploaded by Pam Piombino
- 81. (c) Jason M Crockwell, some rights reserved (CC BY-NC-ND), uploaded by Jason M Crockwell
- 82. (c) bob15noble, some rights reserved (CC BY-NC), uploaded by bob15noble
- 83. (c) Donna Pomeroy, some rights reserved (CC BY-NC), uploaded by Donna Pomeroy
- 84. (c) Mark Rosenstein, some rights reserved (CC BY-NC-SA), uploaded by Mark Rosenstein
- 85. (c) David A. Hofmann, some rights reserved (CC BY-NC-ND)
- 86. (c) Liam O'Brien, some rights reserved (CC BY-NC), uploaded by Liam O'Brien
- 87. (c) Brad Smith, some rights reserved (CC BY-NC)
- 88. (c) pondhawk, some rights reserved (CC BY)
- 89. (c) Pacific Southwest Region U.S. Fish and Wildlife Service, some rights reserved (CC BY)
- 90. (c) Anne Reeves, some rights reserved (CC BY-ND)
- 91. (c) Jérôme Albre, some rights reserved (CC BY)
- 92. (c) Dan Mullen, some rights reserved (CC BY-NC-ND)
- 93. (c) Louis Shackleton, some rights reserved (CC BY-NC-SA)
- 94. (c) Lon&Queta, some rights reserved (CC BY-NC-SA)
- 95. (c) Ken-ichi Ueda, some rights reserved (CC BY)
- 96. (c) Steven Mlodinow, some rights reserved (CC BY-NC), uploaded by Steven Mlodinow
- 97. (c) Monica Krancevic, some rights reserved (CC BY-NC), uploaded by Monica Krancevic
- 98. (c) Steve Jurvetson, some rights reserved (CC BY)
- 99. (c) Dick, some rights reserved (CC BY-NC-SA)
- 100. (c) adriscoll, some rights reserved (CC BY-NC), uploaded by adriscoll
- 101. (c) joannerusso, some rights reserved (CC BY-NC), uploaded by joannerusso
- 102. (c) Biopix, some rights reserved (CC BY-NC)
- 103. (c) Diana-Terry Hibbitts, some rights reserved (CC BY-NC), uploaded by Diana-Terry Hibbitts
- 104. (c) J. N. Stuart, all rights reserved, uploaded by J. N. Stuart
- 105. (c) Anita363, some rights reserved (CC BY-NC)
- 106. (c) Jim Vargo at Moth Photographers Group, some rights reserved (CC BY-NC-SA)
- 107. (c) Michelle Dyer, some rights reserved (CC BY-NC-SA)
- 108. (c) Ronald Parry, some rights reserved (CC BY-NC), uploaded by Ronald Parry
- 109. (c) Ben Hutchins, some rights reserved (CC BY-NC), uploaded by Ben Hutchins
- 110. (c) Royal Tyler, some rights reserved (CC BY-NC-SA), uploaded by Royal Tyler
- 111. (c) Ilona L, some rights reserved (CC BY-NC-SA)
- 112. (c) Lori Owenby, some rights reserved (CC BY-NC), uploaded by Lori Owenby
- 113. (c) Dan Serpiello, some rights reserved (CC BY-NC), uploaded by Dan Serpiello
- 114. (c) Nancy Magnusson, some rights reserved (CC BY-NC)
- 115. (c) C. Mallory, some rights reserved (CC BY-NC), uploaded by C. Mallory
- 116. (c) pmaxp, some rights reserved (CC BY-NC), uploaded by pmaxp
- 117. (c) BJ Stacey, some rights reserved (CC BY-NC), uploaded by BJ Stacey
- 118. (c) Victor W Fazio III, some rights reserved (CC BY-NC-ND), uploaded by Victor W Fazio III
- 119. (c) upupamartin, some rights reserved (CC BY-NC-ND), uploaded by upupamartin
- 120. (c) Annika Lindqvist, some rights reserved (CC BY), uploaded by Annika Lindqvist
- 121. (c) don5erickson, some rights reserved (CC BY-NC-SA)
- 122. (c) Susan Elliott, some rights reserved (CC BY-NC), uploaded by Susan Elliott
- 123. (c) Cameron Eckert, some rights reserved (CC BY-NC), uploaded by Cameron Eckert
- 124. (c) Gordon Johnston, some rights reserved (CC BY-SA), uploaded by Gordon Johnston
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