Edited by Chelle Temple-King, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) jim gifford, some rights reserved (CC BY-SA)
- 2. (c) Paul van de Velde, some rights reserved (CC BY)
- 3. (c) barloventomagico, some rights reserved (CC BY-NC-ND)
- 4. (c) Len Blumin, some rights reserved (CC BY-NC-ND)
- 5. (c) Geoff Coe, some rights reserved (CC BY-NC-ND)
- 6. (c) Mike Baird, some rights reserved (CC BY)
- 7. (c) Henry T. McLin, some rights reserved (CC BY-NC-ND)
- 8. (c) Laurie Vitt, some rights reserved (CC BY-NC)
- 9. (c) Nick Miller, some rights reserved (CC BY-NC-SA)
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- 11. (c) BJ Stacey, some rights reserved (CC BY-NC)
- 12. (c) Mary Keim, some rights reserved (CC BY-NC-SA)
- 13. (c) Bob Peterson, some rights reserved (CC BY)
- 14. (c) Thomas, some rights reserved (CC BY-NC)
- 15. (c) Bob Peterson, some rights reserved (CC BY-SA)
- 16. (c) Jeff Kraus, some rights reserved (CC BY-NC)
- 17. (c) Joshua Tewksbury, some rights reserved (CC BY-NC-SA), uploaded by Joshua Tewksbury
- 18. (c) Caleb Slemmons, some rights reserved (CC BY-NC)
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- 20. (c) Mauricio Mercadante, some rights reserved (CC BY-NC-SA)
- 21. (c) Michel Estermann, some rights reserved (CC BY-SA)
- 22. (c) 104623964081378888743, some rights reserved (CC BY-NC), uploaded by 104623964081378888743
- 23. (c) flapack, some rights reserved (CC BY-NC), uploaded by flapack
- 24. (c) Chia aka Cory Chiappone, some rights reserved (CC BY-NC)
- 25. (c) Richard Crook, some rights reserved (CC BY-NC-ND)
- 26. (c) Elido Turco, some rights reserved (CC BY-NC-SA)
- 27. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 28. (c) krancmm, some rights reserved (CC BY-NC), uploaded by krancmm
- 29. (c) J. Michael Raby, some rights reserved (CC BY-NC-ND)
- 30. (c) David Midgley, some rights reserved (CC BY-NC-ND)
- 31. (c) Carlos G Velazco-Macias, some rights reserved (CC BY-NC), uploaded by Carlos G Velazco-Macias
- 32. (c) David, some rights reserved (CC BY-NC-SA), uploaded by David
- 33. (c) Gary Palmer, some rights reserved (CC BY-NC-SA)
- 34. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
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- 37. (c) Marc AuMarc, some rights reserved (CC BY-NC-ND)
- 38. (c) Dimitris Siskopoulos, some rights reserved (CC BY-SA)
- 39. (c) Kai Yan, Joseph Wong, some rights reserved (CC BY-NC-SA)