Edited by Nick Block, bhbleakley, and Alex Tavares, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Joseph F. Pescatore, some rights reserved (CC BY-ND)
- 2. (c) Anita Gould, some rights reserved (CC BY-NC), uploaded by Anita Gould
- 3. (c) Jerry Downs, some rights reserved (CC BY-ND)
- 4. (c) Arthur Chapman, some rights reserved (CC BY-NC-SA)
- 5. (c) Robin Horn, some rights reserved (CC BY-NC-ND)
- 6. (c) Blake Matheson, some rights reserved (CC BY-NC)
- 7. (c) rnjacobs, some rights reserved (CC BY)
- 8. (c) Rob Curtis, some rights reserved (CC BY-NC-SA), uploaded by Rob Curtis
- 9. (c) Susan Elliott, some rights reserved (CC BY-NC), uploaded by Susan Elliott
- 10. (c) Paul Cools, some rights reserved (CC BY-NC), uploaded by Paul Cools
- 11. (c) JR P, some rights reserved (CC BY-NC)
- 12. (c) Homer Edward Price, some rights reserved (CC BY)
- 13. (c) Shihmei Barger 舒詩玫, some rights reserved (CC BY-NC-ND)
- 14. (c) Kingsbrae Garden, some rights reserved (CC BY-NC-SA)
- 15. (c) beautifulcataya, some rights reserved (CC BY-NC-ND)
- 16. (c) Liisa-Maija Harju, some rights reserved (CC BY-NC-ND)
- 17. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 18. (c) naitokz, some rights reserved (CC BY-ND)
- 19. (c) C. E. Timothy Paine, some rights reserved (CC BY-NC)
- 20. (c) Frank Mayfield, some rights reserved (CC BY-SA)
- 21. (c) Nick Beck, some rights reserved (CC BY-NC-SA)
- 22. (c) Shelley & Dave, some rights reserved (CC BY-NC)
- 23. (c) David Lawrence, some rights reserved (CC BY-NC-SA)
- 24. (c) homeredwardprice, some rights reserved (CC BY)
- 25. (c) John Tann, some rights reserved (CC BY)
- 26. (c) DM, some rights reserved (CC BY-ND)
- 27. (c) Steve Guttman, some rights reserved (CC BY-NC-ND)
- 28. (c) Dorota (Dorothy), some rights reserved (CC BY-SA)
- 29. (c) TANAKA Juuyoh (ç”°ä¸åæ´‹), some rights reserved (CC BY)
- 30. (c) Steve Chilton, some rights reserved (CC BY-NC-ND)
- 31. (c) Jenn Forman Orth, some rights reserved (CC BY-NC-SA)
- 32. (c) J E Theriot, some rights reserved (CC BY)
- 33. (c) Lindley Ashline, some rights reserved (CC BY-NC)
- 34. (c) dogtooth77, some rights reserved (CC BY-NC-SA)
- 35. (c) Dan Mullen, some rights reserved (CC BY-NC-ND)
- 36. (c) Steven J. Baskauf, some rights reserved (CC BY)
- 37. (c) Ewan Pearce, some rights reserved (CC BY-NC-SA)
- 38. (c) Alex Melman, some rights reserved (CC BY-NC-SA)
- 39. (c) Virens (Latin for greening), some rights reserved (CC BY-NC-ND)
- 40. (c) copepodo, some rights reserved (CC BY), uploaded by copepodo
- 41. (c) TreesOfTheWorld.net, some rights reserved (CC BY-NC-SA)
- 42. (c) James, some rights reserved (CC BY-NC)
- 43. (c) Matt Lavin, some rights reserved (CC BY-SA)
- 44. (c) Carmen Thierry, some rights reserved (CC BY-NC), uploaded by Carmen Thierry
- 45. (c) Eli Sagor, some rights reserved (CC BY-NC)
- 46. (c) Salomé, some rights reserved (CC BY-NC-SA)
- 47. (c) Bob Gutowski, some rights reserved (CC BY-NC-SA)
- 48. (c) Geneva Wirth, some rights reserved (CC BY-NC)
- 49. (c) Emma Cooper, some rights reserved (CC BY-NC)
- 50. (c) Brian Adams, some rights reserved (CC BY)
- 51. (c) Ian Marsman, some rights reserved (CC BY-NC-ND)
- 52. (c) Ken-ichi Ueda, some rights reserved (CC BY)
- 53. (c) Karim Rezk, some rights reserved (CC BY-NC-ND)
- 54. (c) J. N. Stuart, some rights reserved (CC BY-NC-ND)
- 55. (c) Jason Means, some rights reserved (CC BY-NC-ND)
- 56. (c) Gavan Watson, some rights reserved (CC BY-NC-SA)
- 57. (c) Dawn Vornholt, some rights reserved (CC BY-NC-ND)
- 58. (c) Rachid H, some rights reserved (CC BY-NC)
- 59. (c) Robert, some rights reserved (CC BY-NC)
- 60. (c) Minette, some rights reserved (CC BY-NC)
- 61. (c) Rick Leche - Photography, some rights reserved (CC BY-NC-ND)
- 62. (c) jim gifford, some rights reserved (CC BY-SA)
- 63. (c) Per Verdonk, some rights reserved (CC BY-NC)
- 64. (c) Pablo Caceres Contreras, some rights reserved (CC BY-NC-ND)
- 65. (c) Len Blumin, some rights reserved (CC BY-NC-ND)
- 66. (c) Kenneth Cole Schneider, some rights reserved (CC BY-NC-SA)
- 67. (c) Gary Ashley, some rights reserved (CC BY-NC)
- 68. (c) Mr. T in DC, some rights reserved (CC BY-ND)
- 69. (c) Stewart Ho, some rights reserved (CC BY-NC-ND)
- 70. (c) Mike Baird, some rights reserved (CC BY)
- 71. (c) Jörg Hempel, some rights reserved (CC BY-SA)
- 72. (c) Charles Lam, some rights reserved (CC BY-SA)
- 73. (c) Diane, some rights reserved (CC BY-NC-ND)
- 74. (c) ian wetton, some rights reserved (CC BY-NC-ND)
- 75. (c) Henry T. McLin, some rights reserved (CC BY-NC-ND)
- 76. (c) David Allen, some rights reserved (CC BY-NC-SA)
- 77. (c) sarbhloh, some rights reserved (CC BY-NC-ND)
- 78. (c) Bob, some rights reserved (CC BY-NC-ND)
- 79. (c) David Baron, some rights reserved (CC BY-SA)