Edited by Debbie Koenigs, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Tracey Fandre, some rights reserved (CC BY-NC-ND), uploaded by Tracey Fandre
- 2. (c) J.D. Willson, some rights reserved (CC BY-NC), uploaded by J.D. Willson
- 3. (c) Seabrooke Leckie, some rights reserved (CC BY-NC-ND)
- 4. (c) Larry Meade, some rights reserved (CC BY-NC-SA)
- 5. (c) crgillette, some rights reserved (CC BY-NC), uploaded by crgillette
- 6. (c) Felix Fleck, some rights reserved (CC BY-NC), uploaded by Felix Fleck
- 7. (c) mikeintyler, some rights reserved (CC BY-NC), uploaded by mikeintyler
- 8. (c) Jim Johnson, some rights reserved (CC BY-NC-ND), uploaded by Jim Johnson
- 9. (c) uconnbirdfish, some rights reserved (CC BY-NC-ND), uploaded by uconnbirdfish
- 10. (c) Marissa, some rights reserved (CC BY-NC), uploaded by Marissa
- 11. (c) Cletus Lee, some rights reserved (CC BY-NC-ND)
- 12. (c) Phil's 1stPix, some rights reserved (CC BY-NC-SA)
- 13. (c) Andrew Hoffman, some rights reserved (CC BY-NC-ND)
- 14. (c) Adam Cohen, some rights reserved (CC BY), uploaded by Adam Cohen
- 15. (c) Fletcher Stone, some rights reserved (CC BY-NC), uploaded by Fletcher Stone
- 16. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 17. (c) Steven Mlodinow, some rights reserved (CC BY-NC), uploaded by Steven Mlodinow
- 18. (c) Beth Stewart, some rights reserved (CC BY-NC), uploaded by Beth Stewart
- 19. (c) Liam O'Brien, some rights reserved (CC BY-NC), uploaded by Liam O'Brien
- 20. (c) Monica Krancevic, some rights reserved (CC BY-NC), uploaded by Monica Krancevic
- 21. (c) bob15noble, some rights reserved (CC BY-NC), uploaded by bob15noble
- 22. (c) Jenn Forman Orth, some rights reserved (CC BY-NC-SA)
- 23. (c) Benny Mazur, some rights reserved (CC BY)
- 24. (c) cyric, some rights reserved (CC BY-NC-SA), uploaded by cyric
- 25. (c) Cheryl Harleston López Espino, some rights reserved (CC BY-NC-ND), uploaded by Cheryl Harleston López Espino
- 26. (c) James Shelton, some rights reserved (CC BY-NC-SA), uploaded by James Shelton
- 27. (c) Steven Whitebread, some rights reserved (CC BY), uploaded by Steven Whitebread
- 28. (c) Judy Gallagher, some rights reserved (CC BY), uploaded by Judy Gallagher
- 29. (c) Erika Mitchell, some rights reserved (CC BY-NC), uploaded by Erika Mitchell
- 30. (c) Ashley M Bradford, some rights reserved (CC BY-NC), uploaded by Ashley M Bradford
- 31. (c) Ryosuke Kuwahara, some rights reserved (CC BY-NC), uploaded by Ryosuke Kuwahara
- 32. (c) JoAnne-Russo, some rights reserved (CC BY-NC)
- 33. (c) David Hill, some rights reserved (CC BY)
- 34. no rights reserved, uploaded by Mirko Schoenitz
- 35. (c) Grover J. Brown, some rights reserved (CC BY-NC), uploaded by Grover J. Brown
- 36. (c) Paul Bedell, some rights reserved (CC BY-SA), uploaded by Paul Bedell
- 37. (c) Sarah Robertson, some rights reserved (CC BY-NC), uploaded by Sarah Robertson
- 38. (c) johnwilliams, some rights reserved (CC BY-NC), uploaded by johnwilliams
- 39. (c) Richard Stovall, some rights reserved (CC BY), uploaded by Richard Stovall
- 40. (c) tex-anne, some rights reserved (CC BY-NC), uploaded by tex-anne
- 41. (c) Katja Schulz, some rights reserved (CC BY), uploaded by Katja Schulz
- 42. (c) Rebecca, some rights reserved (CC BY-NC), uploaded by Rebecca
- 43. (c) 106584015630019574849, some rights reserved (CC BY-NC-SA), uploaded by 106584015630019574849
- 44. (c) Don Sutherland, some rights reserved (CC BY-NC), uploaded by Don Sutherland
- 45. (c) Rick Leche, some rights reserved (CC BY-NC-ND)
- 46. (c) Frans Vandewalle, some rights reserved (CC BY-NC)
- 47. (c) Gavan Watson, some rights reserved (CC BY-NC-SA)
- 48. (c) Luke Pearson, some rights reserved (CC BY-NC), uploaded by Luke Pearson
