Edited by brettstevenson, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Bob Danley, some rights reserved (CC BY-NC)
- 2. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 3. (c) Dan Mullen, some rights reserved (CC BY-NC-ND)
- 4. (c) Bill Bouton, some rights reserved (CC BY-SA)
- 5. (c) Eugene Zelenko, some rights reserved (CC BY-SA)
- 6. (c) Catherine Cook, some rights reserved (CC BY-NC-ND)
- 7. (c) Kerry Matz, some rights reserved (CC BY-NC-SA)
- 8. (c) Aditi, some rights reserved (CC BY-NC-SA)
- 9. (c) Eran Finkle, some rights reserved (CC BY)
- 10. (c) Martin Heigan, some rights reserved (CC BY-NC-ND)
- 11. (c) Jenn Forman Orth, some rights reserved (CC BY-NC-SA)
- 12. (c) Mick Talbot, some rights reserved (CC BY-NC-SA)
- 13. (c) kibuyu, some rights reserved (CC BY-NC-SA)
- 14. (c) WallMic, some rights reserved (CC BY-NC-SA)
- 15. (c) Matthew High, some rights reserved (CC BY-NC)
- 16. (c) Ferran Pestaña, some rights reserved (CC BY-NC)
- 17. (c) amoebaphobic, some rights reserved (CC BY)
- 18. (c) Sean McCann, some rights reserved (CC BY-NC-SA)
- 19. (c) Minette Layne, some rights reserved (CC BY-NC)
- 20. (c) Rainer Hungershausen, some rights reserved (CC BY-NC-ND)
- 21. (c) Farhan Bokhari, some rights reserved (CC BY-NC-ND)
- 22. (c) Jack Wolf, some rights reserved (CC BY-ND)
- 23. (c) California Academy of Sciences, 2000-2010, some rights reserved (CC BY-NC-SA)
- 24. (c) Chris A. Schmidt, some rights reserved (CC BY-NC)
- 25. (c) Ian Marsman, some rights reserved (CC BY-NC-ND)
- 26. (c) April Nobile, some rights reserved (CC BY-SA)
- 27. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
- 28. (c) Kevin Walsh, some rights reserved (CC BY)
- 29. (c) Katja Schulz, some rights reserved (CC BY)
- 30. (c) Cécile Bassaglia, some rights reserved (CC BY-NC-SA)
- 31. (c) mbuffington, some rights reserved (CC BY-NC-SA)
- 32. (c) Biopix, some rights reserved (CC BY-NC)