Edited by Mel, Ashlee Hardin, Kaiya Gibson, Cristal Dominguez-Vasquez, and mgillet, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Don Loarie, some rights reserved (CC BY), uploaded by Don Loarie
- 2. (c) Steve Wells, some rights reserved (CC BY-NC), uploaded by Steve Wells
- 3. (c) Kevin Schafer, some rights reserved (CC BY-NC-ND), uploaded by Kevin Schafer
- 4. (c) Steven Mlodinow, some rights reserved (CC BY-NC), uploaded by Steven Mlodinow
- 5. (c) Eric Running, some rights reserved (CC BY-NC), uploaded by Eric Running
- 6. (c) Nancy, some rights reserved (CC BY-NC), uploaded by Nancy
- 7. (c) Don Sutherland, some rights reserved (CC BY-NC), uploaded by Don Sutherland
- 8. (c) Roberto Sindaco, some rights reserved (CC BY-NC-SA), uploaded by Roberto Sindaco
- 9. (c) tex-anne, some rights reserved (CC BY-NC), uploaded by tex-anne
- 10. (c) Gilles San Martin, some rights reserved (CC BY-SA), uploaded by Gilles San Martin
- 11. no rights reserved, uploaded by Anna N Chapman
- 12. (c) Aleta Rodriguez, some rights reserved (CC BY-NC-ND)
- 13. (c) fam-esquivel, some rights reserved (CC BY-NC)
- 14. (c) larryusa, some rights reserved (CC BY-NC), uploaded by larryusa
- 15. (c) Jason M Crockwell, some rights reserved (CC BY-NC-ND), uploaded by Jason M Crockwell
- 16. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 17. (c) Eran Finkle, some rights reserved (CC BY)
- 18. (c) John Flannery, some rights reserved (CC BY-SA)
- 19. (c) Ale Türkmen, some rights reserved (CC BY-NC-SA), uploaded by Ale Türkmen
- 20. Chloé Recouvreur, no known copyright restrictions (public domain), uploaded by Chloé Recouvreur
- 21. (c) Jacy Lucier, some rights reserved (CC BY-SA)
- 22. (c) kimmann, some rights reserved (CC BY-NC)
- 23. (c) Larry Clarfeld, some rights reserved (CC BY-NC), uploaded by Larry Clarfeld
- 24. no rights reserved, uploaded by Abby Benson
- 25. (c) Tony Iwane, some rights reserved (CC BY-NC), uploaded by Tony Iwane
- 26. (c) Rob Curtis, some rights reserved (CC BY-NC-SA), uploaded by Rob Curtis
- 27. (c) Matt Muir, some rights reserved (CC BY), uploaded by Matt Muir
- 28. (c)
Jan Ove Gjershaug, Norsk institutt for naturforskning, some rights reserved (CC BY)
- 29. (c) Paul Tavares, some rights reserved (CC BY-NC), uploaded by Paul Tavares
- 30. (c) Scott Cox, some rights reserved (CC BY-NC-ND), uploaded by Scott Cox
- 31. (c) Marshal Hedin, some rights reserved (CC BY-NC-SA), uploaded by Marshal Hedin