Edited by alameda_creek_alliance, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Jason Hollinger, some rights reserved (CC BY-SA)
- 2. (c) Belinda Lo, some rights reserved (CC BY-NC-SA)
- 3. (c) Claire Woods, some rights reserved (CC BY-NC-ND)
- 4. (c) Tom Hilton, some rights reserved (CC BY)
- 5. (c) Tony Rodd, some rights reserved (CC BY-NC-SA)
- 6. (c) James Gaither, some rights reserved (CC BY-NC-ND)
- 7. (c) randomtruth, some rights reserved (CC BY-NC-SA)
- 8. (c) Jerry Kirkhart, some rights reserved (CC BY)
- 9. (c) Minette Layne, some rights reserved (CC BY-NC)
- 10. (c) Maja Dumat, some rights reserved (CC BY)
- 11. (c) Matt Lavin, some rights reserved (CC BY-SA)
- 12. (c) Michael Schmidt, some rights reserved (CC BY-NC-SA)
- 13. (c) skuarua, some rights reserved (CC BY-NC-ND)
- 14. (c) Terrie Miller, some rights reserved (CC BY-NC-SA)
- 15. (c) Van Swearingen, some rights reserved (CC BY-NC-SA)
- 16. (c) Bri Weldon, some rights reserved (CC BY)
- 17. (c) 2003 Keir Morse, some rights reserved (CC BY-NC-SA)
- 18. (c) M.E. Sanseverino, some rights reserved (CC BY-NC-ND)
- 19. (c) Joe Decruyenaere, some rights reserved (CC BY-SA)
- 20. (c) 2008 Keir Morse, some rights reserved (CC BY-NC-SA)
- 21. (c) kqedquest, some rights reserved (CC BY-NC)
- 22. (c) Jerry Kirkhart, some rights reserved (CC BY-NC)
- 23. (c) josh jackson, some rights reserved (CC BY)
- 24. (c) Steve Lew, some rights reserved (CC BY-NC-SA)
- 25. (c) John Tann, some rights reserved (CC BY-NC)
- 26. (c) Doug Beckers, some rights reserved (CC BY-SA)
- 27. (c) Jill Matsuyama, some rights reserved (CC BY-NC-SA)
- 28. (c) Philip Bouchard, some rights reserved (CC BY-NC-ND)
- 29. (c) 2011 Doug Wirtz, some rights reserved (CC BY-NC-SA)
- 30. (c) Peter Stevens, some rights reserved (CC BY)
- 31. (c) dloarie, some rights reserved (CC BY), uploaded by dloarie
- 32. (c) Jean-Pol GRANDMONT, some rights reserved (CC BY-SA)
- 33. (c) Scott Zona, some rights reserved (CC BY)
- 34. (c) Flickr, some rights reserved (CC BY-NC)
- 35. (c) Gravitywave, some rights reserved (CC BY-NC-SA)
- 36. (c) Amadej Trnkoczy, some rights reserved (CC BY-NC-SA)
- 37. (c) sedges_have_edges, some rights reserved (CC BY-NC-ND)
- 38. (c) Ryan Brown, some rights reserved (CC BY-NC-ND), uploaded by Ryan Brown