Edited by Gerardo Benjamín Torres Cantú, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Robin Gwen Agarwal, some rights reserved (CC BY-NC), uploaded by Robin Gwen Agarwal
- 2. (c) Salvador Poot Villanueva, some rights reserved (CC BY-NC), uploaded by Salvador Poot Villanueva
- 3. (c) Roberto González, some rights reserved (CC BY-NC), uploaded by Roberto González
- 4. (c) owlice, some rights reserved (CC BY-NC)
- 5. (c) Jennifer Linde, some rights reserved (CC BY-NC), uploaded by Jennifer Linde
- 6. (c) iturriagal, some rights reserved (CC BY-NC-ND), uploaded by iturriagal
- 7. (c) Marcylecolt, some rights reserved (CC BY-NC), uploaded by Marcylecolt
- 8. (c) Sue Wetmore, some rights reserved (CC BY-NC), uploaded by Sue Wetmore
- 9. (c) Cullen Hanks, some rights reserved (CC BY-NC), uploaded by Cullen Hanks
- 10. (c) Dhaval Vargiya, some rights reserved (CC BY-SA)
- 11. (c) Константин Самодуров, some rights reserved (CC BY-NC), uploaded by Константин Самодуров
- 12. (c) Isidro Vila Verde, some rights reserved (CC BY-NC)
- 13. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 14. (c) Roberto R. Calderón, some rights reserved (CC BY-NC), uploaded by Roberto R. Calderón
- 15. (c) Wagner Machado Carlos Lemes, some rights reserved (CC BY)
- 16. (c) assmann, some rights reserved (CC BY-NC), uploaded by assmann
- 17. (c) Pablo Balduvino, some rights reserved (CC BY-NC), uploaded by Pablo Balduvino
- 18. (c) U.S. Fish and Wildlife Service Northeast Region, some rights reserved (CC BY)
- 19. (c) Paul Cools, some rights reserved (CC BY-NC), uploaded by Paul Cools
- 20. (c) Gordon Karre, some rights reserved (CC BY-NC), uploaded by Gordon Karre
- 21. (c) TexasEagle, some rights reserved (CC BY-NC)
- 22. (c) Steve Bentsen, some rights reserved (CC BY-NC), uploaded by Steve Bentsen
- 23. (c) Carlos Delgado, some rights reserved (CC BY-SA)
- 24. (c) Chris, some rights reserved (CC BY-NC), uploaded by Chris
- 25. (c) Jonathan Eisen, some rights reserved (CC BY), uploaded by Jonathan Eisen
- 26. (c) jenarricale, some rights reserved (CC BY-NC)
- 27. (c) Maggie.Smith, some rights reserved (CC BY-NC)
- 28. (c) llsproat, some rights reserved (CC BY-NC-SA)
- 29. no rights reserved, uploaded by Eric Schmidt
- 30. (c) MARMAR, some rights reserved (CC BY-NC), uploaded by MARMAR
- 31. (c) Andrej Chudý, some rights reserved (CC BY-NC-SA)
- 32. (c) Daniel Alexander Carrillo Mtz, some rights reserved (CC BY-NC)
- 33. (c) Dan Roach, some rights reserved (CC BY-NC), uploaded by Dan Roach
- 34. no rights reserved, uploaded by Kyle Nessen
- 35. (c) Gary House, some rights reserved (CC BY-NC), uploaded by Gary House
- 36. (c) Basar, some rights reserved (CC BY-SA)
- 37. (c) Denilson Eliu Ordoñez Moreno, some rights reserved (CC BY-NC), uploaded by Denilson Eliu Ordoñez Moreno
- 38. (c) Mike Mosser, some rights reserved (CC BY-NC), uploaded by Mike Mosser
- 39. (c) Justina Martelli, some rights reserved (CC BY-NC), uploaded by Justina Martelli
- 40. (c) Steven McGrath, some rights reserved (CC BY-NC), uploaded by Steven McGrath
- 41. (c) world_lineage, some rights reserved (CC BY-NC), uploaded by world_lineage
- 42. (c) Ricardo Arredondo T., some rights reserved (CC BY-NC), uploaded by Ricardo Arredondo T.
- 43. (c) Cláudio Dias Timm, some rights reserved (CC BY-NC-SA)
- 44. (c) Marcelo Calazans, some rights reserved (CC BY-NC), uploaded by Marcelo Calazans
- 45. (c) joseluisblazquez, some rights reserved (CC BY-NC)
- 46. (c) mlhradio, some rights reserved (CC BY-NC)
- 47. (c) anonymous, some rights reserved (CC BY-SA)
- 48. (c) Tommy Farquhar, some rights reserved (CC BY-NC), uploaded by Tommy Farquhar
- 49. (c) Robin Horn, some rights reserved (CC BY-NC-ND)
- 50. (c) Kyle Tansley, some rights reserved (CC BY-NC), uploaded by Kyle Tansley
- 51. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 52. (c) Christoph Moning, some rights reserved (CC BY), uploaded by Christoph Moning
- 53. (c) Andy Jones, some rights reserved (CC BY-NC-SA)
- 54. (c) David Monroy R, some rights reserved (CC BY-NC), uploaded by David Monroy R
- 55. (c) platypus, some rights reserved (CC BY-NC)
- 56. (c) Maris Pukitis, some rights reserved (CC BY-NC-SA)
- 57. (c) Bill Bouton, some rights reserved (CC BY-NC)
- 58. (c) Karl Kroeker, some rights reserved (CC BY-NC), uploaded by Karl Kroeker
- 59. (c) Francesco Veronesi, some rights reserved (CC BY-NC-SA)
- 60. (c) franjero0508, some rights reserved (CC BY-NC)
- 61. (c) Josh Vandermeulen, some rights reserved (CC BY-NC-ND), uploaded by Josh Vandermeulen
- 62. (c) Ad Konings, some rights reserved (CC BY-NC), uploaded by Ad Konings
- 63. (c) Marco Zozaya, some rights reserved (CC BY-NC), uploaded by Marco Zozaya
- 64. (c) rociobritogarcia, some rights reserved (CC BY-NC), uploaded by rociobritogarcia
- 65. (c) guyincognito, some rights reserved (CC BY-NC), uploaded by guyincognito
- 66. (c) Richard Donaldson, some rights reserved (CC BY-NC), uploaded by Richard Donaldson
- 67. (c) John Murnane, some rights reserved (CC BY-NC), uploaded by John Murnane
- 68. (c) Holly Merker, some rights reserved (CC BY-NC), uploaded by Holly Merker
- 69. (c) johnmeikle, some rights reserved (CC BY-NC), uploaded by johnmeikle
- 70. (c) Adrianh Martínez Orozco, some rights reserved (CC BY), uploaded by Adrianh Martínez Orozco
- 71. (c) Mdf, some rights reserved (CC BY-SA)
- 72. (c) Christopher Lindsey, some rights reserved (CC BY-NC), uploaded by Christopher Lindsey
- 73. (c) Juan Manuel Carmona, some rights reserved (CC BY-NC), uploaded by Juan Manuel Carmona
- 74. (c) Ximo Galarza, some rights reserved (CC BY-NC-SA)
- 75. (c) brian stahls, some rights reserved (CC BY-NC), uploaded by brian stahls
- 76. (c) Tom Benson, some rights reserved (CC BY-NC-ND)
- 77. (c) Elaine White, some rights reserved (CC BY-NC), uploaded by Elaine White
- 78. (c) Laura Gooch, some rights reserved (CC BY-NC-SA)
- 79. (c) Martin Hall, some rights reserved (CC BY-NC), uploaded by Martin Hall
- 80. (c) Lip Kee Yap, some rights reserved (CC BY-SA)
- 81. (c) Dario Sanches, some rights reserved (CC BY-SA)
- 82. (c) Ken Butler, some rights reserved (CC BY-NC), uploaded by Ken Butler
- 83. (c) Ingrid Taylar, some rights reserved (CC BY)