Edited by Raymond Rugg, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Joachim Louis, some rights reserved (CC BY-NC-ND), uploaded by Joachim Louis
- 2. (c) copper, some rights reserved (CC BY-NC), uploaded by copper
- 3. (c) 116916927065934112165, some rights reserved (CC BY-SA), uploaded by 116916927065934112165
- 4. (c) Martin Grimm, some rights reserved (CC BY-NC)
- 5. (c) Frédéric SALEIN, some rights reserved (CC BY-NC-SA)
- 6. (c) Floyd A. Reed, some rights reserved (CC BY), uploaded by Floyd A. Reed
- 7. (c) Gawie Malan, some rights reserved (CC BY-NC), uploaded by Gawie Malan
- 8. (c) Geoff Gallice, some rights reserved (CC BY)
- 9. (c) Richard de cauwer, some rights reserved (CC BY-NC), uploaded by Richard de cauwer
- 10. (c) Joachim S. Müller, some rights reserved (CC BY-NC-SA)
- 11. (c) bathyporeia, some rights reserved (CC BY-NC-ND)
- 12. (c) Jenny Donald, some rights reserved (CC BY-NC), uploaded by Jenny Donald
- 13. (c) seasav, some rights reserved (CC BY-NC-ND), uploaded by seasav
- 14. (c) Lance H Martin, some rights reserved (CC BY-NC), uploaded by Lance H Martin
- 15. (c) Jakob Fahr, some rights reserved (CC BY-NC), uploaded by Jakob Fahr
- 16. (c) skuarua, some rights reserved (CC BY-NC-ND)
- 17. (c) Natalie Weber, some rights reserved (CC BY-NC), uploaded by Natalie Weber
- 18. (c) Martin Heigan, some rights reserved (CC BY-NC-ND)