Edited by lehill, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Doug Greenberg, some rights reserved (CC BY-NC-ND)
- 2. (c) J. N. Stuart, some rights reserved (CC BY-NC-ND)
- 3. (c) copepodo, some rights reserved (CC BY-NC-ND)
- 4. (c) Bill Bouton, some rights reserved (CC BY-NC-SA)
- 5. (c) Éamonn O'Brien-Strain, some rights reserved (CC BY-NC-SA)
- 6. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 7. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
- 8. (c) Alex Baecher, some rights reserved (CC BY-NC), uploaded by Alex Baecher
- 9. (c) Maury Duchamp, some rights reserved (CC BY-NC-ND)
- 10. (c) Charles Kaiser, some rights reserved (CC BY-NC-ND)
- 11. (c) tgoldknight, some rights reserved (CC BY-NC)
- 12. (c) Mark Peck, some rights reserved (CC BY-NC-SA)
- 13. (c) Dmitry Mozzherin, some rights reserved (CC BY-NC-SA)
- 14. (c) Minette Layne, some rights reserved (CC BY-NC)
- 15. (c) Paulo Barradas, some rights reserved (CC BY)
- 16. (c) Paul Cools, some rights reserved (CC BY-NC), uploaded by Paul Cools
- 17. (c) Minette, some rights reserved (CC BY-NC)
- 18. (c) Peter Trimming, some rights reserved (CC BY)
- 19. (c) Rick Leche - Photography, some rights reserved (CC BY-NC-ND)
- 20. (c) Vijay Anand Ismavel, some rights reserved (CC BY-NC-SA)
- 21. (c) Mike Pennington, some rights reserved (CC BY-SA)
- 22. (c) Vince Scheidt, some rights reserved (CC BY-NC), uploaded by Vince Scheidt
- 23. (c) Maggie.Smith, some rights reserved (CC BY-NC)
- 24. (c) docentjoyce, some rights reserved (CC BY)
- 25. (c) TexasEagle, some rights reserved (CC BY-NC)
- 26. (c) cindylemon, some rights reserved (CC BY-NC), uploaded by cindylemon
- 27. (c) Mike Baird, some rights reserved (CC BY)
- 28. (c) BJ Stacey, some rights reserved (CC BY-NC)
- 29. (c) Alvaro Jaramillo, some rights reserved (CC BY-NC), uploaded by Alvaro Jaramillo
- 30. (c) Steven Mlodinow, some rights reserved (CC BY-NC), uploaded by Steven Mlodinow
- 31. (c) Bryant Olsen, some rights reserved (CC BY-NC)
- 32. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 33. (c) Andrew Reding, some rights reserved (CC BY-NC-ND)
- 34. (c) Len Blumin, some rights reserved (CC BY-NC-ND)
- 35. (c) Rick Snider, some rights reserved (CC BY-NC), uploaded by Rick Snider
- 36. (c) Michael Woodruff, some rights reserved (CC BY)
- 37. (c) Charles Lam, some rights reserved (CC BY-SA)
- 38. (c) brendan.lally, some rights reserved (CC BY)
- 39. (c) Jim Johnson, some rights reserved (CC BY-NC-ND), uploaded by Jim Johnson
- 40. (c) Richard Wottrich, some rights reserved (CC BY-NC), uploaded by Richard Wottrich
- 41. (c) rbbrummitt, some rights reserved (CC BY-NC), uploaded by rbbrummitt
- 42. (c) Mdf, some rights reserved (CC BY-SA)
- 43. (c) Richard Griffin, some rights reserved (CC BY-NC-SA)
- 44. (c) Steve Daniels, some rights reserved (CC BY-NC), uploaded by Steve Daniels
- 45. (c) Rick Leche, some rights reserved (CC BY-NC-ND)
- 46. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 47. (c) Jamie Chavez, some rights reserved (CC BY-NC)
- 48. (c) Francesco Veronesi, some rights reserved (CC BY-NC-SA)
- 49. (c) dloarie, some rights reserved (CC BY), uploaded by dloarie
- 50. (c) Doug Greenberg, some rights reserved (CC BY-NC)
- 51. (c) Lip Kee Yap, some rights reserved (CC BY-SA)
- 52. (c) crgillette, some rights reserved (CC BY-NC), uploaded by crgillette
- 53. (c) peterichman, some rights reserved (CC BY)
- 54. (c) Eric Heupel, some rights reserved (CC BY-NC)
- 55. (c) Alejandro Bayer Tamayo, some rights reserved (CC BY-SA)
- 56. (c) Victor W Fazio III, some rights reserved (CC BY-NC-ND), uploaded by Victor W Fazio III
- 57. (c) JerryFriedman, some rights reserved (CC BY-SA)
- 58. (c) Pablo Lèautaud, some rights reserved (CC BY-NC-ND), uploaded by Pablo Lèautaud
- 59. (c) Donna Pomeroy, some rights reserved (CC BY-NC), uploaded by Donna Pomeroy
- 60. (c) nigel, some rights reserved (CC BY)
- 61. (c) Minette Layne, some rights reserved (CC BY-SA)
- 62. (c) Blake Matheson, some rights reserved (CC BY-NC)
- 63. (c) K Schneider, some rights reserved (CC BY-NC)
- 64. (c) Robin Horn, some rights reserved (CC BY-NC-ND)
- 65. (c) Kelly Colgan Azar, some rights reserved (CC BY-ND)
- 66. (c) Warren Cronan, some rights reserved (CC BY-NC), uploaded by Warren Cronan
- 67. (c) Terry & Julie, some rights reserved (CC BY-NC-SA)
- 68. (c) Yathin, some rights reserved (CC BY-NC-ND)
- 69. (c) sarbhloh, some rights reserved (CC BY-NC-ND)
- 70. (c) Lucina M, some rights reserved (CC BY-NC)