Edited by paedwards, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Brian Gratwicke, some rights reserved (CC BY-NC)
- 2. (c) roy pilcher, some rights reserved (CC BY-NC), uploaded by roy pilcher
- 3. (c) Mark Kluge, some rights reserved (CC BY-NC-ND), uploaded by Mark Kluge
- 4. (c) Todd Pierson, some rights reserved (CC BY-NC-SA)
- 5. (c) Rob Curtis, some rights reserved (CC BY-NC-SA), uploaded by Rob Curtis
- 6. (c) ksandsman, some rights reserved (CC BY), uploaded by ksandsman
- 7. (c) benet2006, some rights reserved (CC BY), uploaded by benet2006
- 8. (c) J. N. Stuart, some rights reserved (CC BY-NC-ND)
- 9. (c) Devon Bradley, some rights reserved (CC BY-NC), uploaded by Devon Bradley
- 10. (c) Wolfgang Siebeneich, some rights reserved (CC BY-NC), uploaded by Wolfgang Siebeneich
- 11. (c) Gavan Watson, some rights reserved (CC BY-NC-SA)
- 12. (c) anonymous, some rights reserved (CC BY-SA)
- 13. (c) Rick Leche, some rights reserved (CC BY-NC-ND)
- 14. (c) brendan.lally, some rights reserved (CC BY)
- 15. (c) Francisco Caloca, some rights reserved (CC BY-NC), uploaded by Francisco Caloca
- 16. (c) Distant Hill Gardens, some rights reserved (CC BY-NC-ND)
- 17. (c) Lip Kee Yap, some rights reserved (CC BY-SA)
- 18. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 19. (c) Becky Matsubara, some rights reserved (CC BY)
- 20. (c) Mike's Birds, some rights reserved (CC BY-SA)
- 21. (c) Victor Fazio, some rights reserved (CC BY-NC-SA)
- 22. (c) DaPuglet, some rights reserved (CC BY-SA)
- 23. (c) Mike Leveille, some rights reserved (CC BY-NC), uploaded by Mike Leveille
- 24. (c) moviecoco568, some rights reserved (CC BY)
- 25. (c) Andrew Reding, some rights reserved (CC BY-NC-ND)
- 26. (c) Bering Land Bridge National Preserve, some rights reserved (CC BY)
- 27. (c) pfaucher, some rights reserved (CC BY-NC), uploaded by pfaucher
- 28. (c) m_ignoffo, some rights reserved (CC BY-NC), uploaded by m_ignoffo
- 29. (c) Brian Gratwicke, some rights reserved (CC BY)
