Edited by Ted Barone, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Lucina M, some rights reserved (CC BY-NC)
- 2. (c) Lip Kee Yap, some rights reserved (CC BY-SA)
- 3. (c) Steven Mlodinow, some rights reserved (CC BY-NC), uploaded by Steven Mlodinow
- 4. (c) Maggie.Smith, some rights reserved (CC BY-NC)
- 5. (c) Robin Horn, some rights reserved (CC BY-NC-ND)
- 6. (c) BJ Stacey, some rights reserved (CC BY-NC)
- 7. (c) Andrew Reding, some rights reserved (CC BY-NC-ND)
- 8. (c) Kai Schreiber, some rights reserved (CC BY-NC-SA)
- 9. (c) Jamie Chavez, some rights reserved (CC BY-NC)
- 10. (c) Doug Greenberg, some rights reserved (CC BY-NC-ND)
- 11. (c) Eric Heupel, some rights reserved (CC BY-NC)
- 12. (c) Dmitry Mozzherin, some rights reserved (CC BY-NC-SA)
- 13. (c) Len Blumin, some rights reserved (CC BY-NC-ND)
- 14. (c) Becky Matsubara, some rights reserved (CC BY)
- 15. (c) Ingrid Taylar, some rights reserved (CC BY)
- 16. (c) Anne Parsons, some rights reserved (CC BY-NC), uploaded by Anne Parsons
- 17. (c) matt knoth, some rights reserved (CC BY-NC-ND)
- 18. (c) Wolfgang Siebeneich, some rights reserved (CC BY-NC), uploaded by Wolfgang Siebeneich
- 19. (c) Gavan Watson, some rights reserved (CC BY-NC-SA)
- 20. (c) Minette, some rights reserved (CC BY-NC)
- 21. (c) Alan Vernon, some rights reserved (CC BY-NC-SA)
- 22. (c) BlueRidgeKitties, some rights reserved (CC BY-NC-SA)
- 23. (c) Donna Pomeroy, some rights reserved (CC BY-NC), uploaded by Donna Pomeroy
- 24. (c) Minette Layne, some rights reserved (CC BY-NC)
- 25. (c) Len Blumin, some rights reserved (CC BY)
- 26. (c) Mike Pennington, some rights reserved (CC BY-SA)
- 27. (c) Becky Gregory, some rights reserved (CC BY-ND)
- 28. (c) Alejandro Bayer Tamayo, some rights reserved (CC BY-SA)
- 29. (c) Rick Leche - Photography, some rights reserved (CC BY-NC-ND)
- 30. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 31. (c) Michael Woodruff, some rights reserved (CC BY)
- 32. (c) Yathin, some rights reserved (CC BY-NC-ND)
- 33. (c) Terry & Julie, some rights reserved (CC BY-NC-SA)
- 34. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 35. (c) Blake Matheson, some rights reserved (CC BY-NC)
- 36. (c) nigel, some rights reserved (CC BY)
- 37. (c) Pete, some rights reserved (CC BY-NC-SA)