Edited by Russell Pfau, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Lee Elliott, some rights reserved (CC BY-NC-SA), uploaded by Lee Elliott
- 2. (c) Lena Struwe, some rights reserved (CC BY-SA), uploaded by Lena Struwe
- 3. (c) Omayra, some rights reserved (CC BY-NC), uploaded by Omayra
- 4. (c) Carolyn Gritzmaker, some rights reserved (CC BY-NC), uploaded by Carolyn Gritzmaker
- 5. (c) Jenn Forman Orth, some rights reserved (CC BY-NC-SA)
- 6. (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick
- 7. (c) Ted MacRae, some rights reserved (CC BY-NC-ND)
- 8. (c) Paul Bedell, some rights reserved (CC BY-SA), uploaded by Paul Bedell
- 9. no rights reserved, uploaded by Alejandro Santillana
- 10. (c) tybird99, some rights reserved (CC BY-NC), uploaded by tybird99
- 11. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 12. (c) David Illig, some rights reserved (CC BY-NC-SA)
- 13. (c) Kai Joaquin, some rights reserved (CC BY-NC), uploaded by Kai Joaquin
- 14. (c) Royal Tyler, some rights reserved (CC BY-NC-SA), uploaded by Royal Tyler
- 15. (c) cotinis, some rights reserved (CC BY-NC-SA)
- 16. (c) Russell Pfau, some rights reserved (CC BY-NC), uploaded by Russell Pfau
- 17. (c) Victor W Fazio III, some rights reserved (CC BY-NC), uploaded by Victor W Fazio III
- 18. (c) Chuck Sexton, some rights reserved (CC BY-NC), uploaded by Chuck Sexton
- 19. (c) Annika Lindqvist, some rights reserved (CC BY), uploaded by Annika Lindqvist
- 20. (c) Royal Tyler, some rights reserved (CC BY-NC-SA)
- 21. (c) Bob O'Kennon, some rights reserved (CC BY-NC), uploaded by Bob O'Kennon
- 22. (c) Eric Isley, some rights reserved (CC BY-NC), uploaded by Eric Isley
- 23. (c) Katja Schulz, some rights reserved (CC BY)
