Edited by Ethan Keller, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Don Loarie, some rights reserved (CC BY-NC-SA)
- 2. (c) Blake Matheson, some rights reserved (CC BY-NC)
- 3. (c) Robin Gwen Agarwal, some rights reserved (CC BY-NC), uploaded by Robin Gwen Agarwal
- 4. (c) Алексей Эбель, some rights reserved (CC BY-NC), uploaded by Алексей Эбель
- 5. (c) Justyn Stahl, some rights reserved (CC BY-NC), uploaded by Justyn Stahl
- 6. (c) Wayne Fidler, some rights reserved (CC BY-NC), uploaded by Wayne Fidler
- 7. (c) Frank Lin, some rights reserved (CC BY-NC), uploaded by Frank Lin
- 8. (c) Sue Wetmore, some rights reserved (CC BY-NC), uploaded by Sue Wetmore
- 9. (c) Dhaval Vargiya, some rights reserved (CC BY-SA)
- 10. (c) Константин Самодуров, some rights reserved (CC BY-NC), uploaded by Константин Самодуров
- 11. (c) Donna Pomeroy, some rights reserved (CC BY-NC), uploaded by Donna Pomeroy
- 12. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 13. (c) Andrew Cannizzaro, some rights reserved (CC BY)
- 14. (c) José Antonio Linage Espinosa, some rights reserved (CC BY-NC), uploaded by José Antonio Linage Espinosa
- 15. (c) Blair Dudeck, some rights reserved (CC BY), uploaded by Blair Dudeck
- 16. (c) John D Reynolds, some rights reserved (CC BY-NC), uploaded by John D Reynolds
- 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) roy pilcher, some rights reserved (CC BY-NC), uploaded by roy pilcher
- 21. (c) BJ Stacey, some rights reserved (CC BY-NC)
- 22. (c) brian stahls, some rights reserved (CC BY-NC), uploaded by brian stahls
- 23. (c) kha, some rights reserved (CC BY-NC), uploaded by kha
- 24. (c) Mike Baird, some rights reserved (CC BY)
- 25. (c) Gordon Karre, some rights reserved (CC BY-NC), uploaded by Gordon Karre
- 26. (c) TexasEagle, some rights reserved (CC BY-NC)
- 27. (c) Paul Tavares, some rights reserved (CC BY-NC), uploaded by Paul Tavares
- 28. (c) jktubb, some rights reserved (CC BY-NC)
- 29. (c) Kentish Plumber, some rights reserved (CC BY-NC-ND)
- 30. (c) Bert Filemyr, some rights reserved (CC BY-NC), uploaded by Bert Filemyr
- 31. (c) nancylightfoot, some rights reserved (CC BY-NC), uploaded by nancylightfoot
- 32. (c) Liz Osborn, some rights reserved (CC BY-NC), uploaded by Liz Osborn
- 33. (c) Leslie S, some rights reserved (CC BY-NC), uploaded by Leslie S
- 34. (c) Carlos Delgado, some rights reserved (CC BY-SA)
- 35. (c) Jonathan Eisen, some rights reserved (CC BY), uploaded by Jonathan Eisen
- 36. (c) Maggie.Smith, some rights reserved (CC BY-NC)
- 37. no rights reserved, uploaded by Eric Schmidt
- 38. (c) Mark Peck, some rights reserved (CC BY-NC-SA)
- 39. (c) C.V. Vick, some rights reserved (CC BY-NC-ND)
- 40. (c) joannerusso, some rights reserved (CC BY-NC), uploaded by joannerusso
- 41. (c) Dan Roach, some rights reserved (CC BY-NC), uploaded by Dan Roach
- 42. no rights reserved, uploaded by Kyle Nessen
- 43. (c) Mike Mosser, some rights reserved (CC BY-NC), uploaded by Mike Mosser
- 44. (c) Steven McGrath, some rights reserved (CC BY-NC), uploaded by Steven McGrath
- 45. (c) psweet, some rights reserved (CC BY-SA), uploaded by psweet
- 46. (c) Abby Sesselberg, some rights reserved (CC BY-NC), uploaded by Abby Sesselberg
- 47. (c) Fred Hochstaedter, some rights reserved (CC BY-NC-SA)
- 48. (c) Rick Leche - Photography, some rights reserved (CC BY-NC)
- 49. (c) Craig K. Hunt, some rights reserved (CC BY-NC-ND), uploaded by Craig K. Hunt
- 50. (c) Tracey Fandre, some rights reserved (CC BY-NC-ND), uploaded by Tracey Fandre
- 51. (c) Joe Zigmont, some rights reserved (CC BY-NC), uploaded by Joe Zigmont
- 52. (c) msr, some rights reserved (CC BY-NC), uploaded by msr
- 53. (c) fiddleman, some rights reserved (CC BY-NC), uploaded by fiddleman
- 54. (c) belyykit, some rights reserved (CC BY-NC), uploaded by belyykit
- 55. (c) Dominic Sherony, some rights reserved (CC BY-SA)
- 56. (c) anonymous, some rights reserved (CC BY-SA)
- 57. (c) Guy L. Monty, some rights reserved (CC BY-NC), uploaded by Guy L. Monty
- 58. (c) Tommy Farquhar, some rights reserved (CC BY-NC), uploaded by Tommy Farquhar
- 59. (c) Doug Greenberg, some rights reserved (CC BY-NC-ND)
- 60. (c) ianhearn, some rights reserved (CC BY-NC)
- 61. (c) Karen Steve Smith, some rights reserved (CC BY-NC), uploaded by Karen Steve Smith
- 62. (c) Анна Голубева, some rights reserved (CC BY-NC-ND), uploaded by Анна Голубева
- 63. (c) Robin Horn, some rights reserved (CC BY-NC-ND)
- 64. (c) Channel City Camera Club, some rights reserved (CC BY)
- 65. (c) Judy Gallagher, some rights reserved (CC BY)
- 66. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 67. (c) Alejo Williams, some rights reserved (CC BY-NC), uploaded by Alejo Williams
- 68. (c) Kent Ross, some rights reserved (CC BY-NC), uploaded by Kent Ross
- 69. (c) Tim Harding, some rights reserved (CC BY-NC-ND)
- 70. (c) Pat Farris, some rights reserved (CC BY), uploaded by Pat Farris
- 71. (c) Kyle Tansley, some rights reserved (CC BY-NC), uploaded by Kyle Tansley
- 72. (c) Илья Сухов, some rights reserved (CC BY-NC), uploaded by Илья Сухов
- 73. (c) Bird Explorers, some rights reserved (CC BY-NC), uploaded by Bird Explorers
- 74. (c) Andrew Reding, some rights reserved (CC BY-NC-ND)
- 75. (c) arbyreed, some rights reserved (CC BY-NC-SA)
- 76. (c) Joe McKenna, some rights reserved (CC BY-NC)
- 77. (c) Art MacKinnon, some rights reserved (CC BY-NC), uploaded by Art MacKinnon
- 78. (c) Kelly Colgan Azar, some rights reserved (CC BY-ND)
- 79. (c) Ad Konings, some rights reserved (CC BY-NC), uploaded by Ad Konings
- 80. (c) Cephas, some rights reserved (CC BY-SA)
- 81. (c) Blake Ross, some rights reserved (CC BY), uploaded by Blake Ross
- 82. (c) uzun, some rights reserved (CC BY-NC), uploaded by uzun
- 83. (c) Jack Cochran, some rights reserved (CC BY-NC), uploaded by Jack Cochran
- 84. Shenandoah National Park, no known copyright restrictions (public domain)
- 85. (c) Karl Kroeker, some rights reserved (CC BY-NC), uploaded by Karl Kroeker
- 86. (c) Kristi, some rights reserved (CC BY-NC-SA)