Edited by Paulo Acevedo, Verónica Cano, Naomi, LuisFran Ledezma, and Sara Núñez, some rights reserved (CC BY-NC)
Photo Credits
- 1. (c) skitterbug, some rights reserved (CC BY), uploaded by skitterbug
- 2. (c) Rob Curtis, some rights reserved (CC BY-NC-SA), uploaded by Rob Curtis
- 3. (c) Ale Vindas, some rights reserved (CC BY-NC-ND), uploaded by Ale Vindas
- 4. (c) Paulo Acevedo, some rights reserved (CC BY-NC), uploaded by Paulo Acevedo
- 5. (c) thinker, some rights reserved (CC BY-SA)
- 6. (c) Christian Schwarz, some rights reserved (CC BY-NC), uploaded by Christian Schwarz
- 7. (c) Reiner Richter, some rights reserved (CC BY-NC-SA), uploaded by Reiner Richter
- 8. (c) Alan Rockefeller, some rights reserved (CC BY), uploaded by Alan Rockefeller
- 9. (c) Marjan Kustera, some rights reserved (CC BY-NC)
- 10. (c) anonymous, some rights reserved (CC BY-NC-SA)
- 11. (c) anonymous, some rights reserved (CC BY-SA)
- 12. (c) manual crank, some rights reserved (CC BY-NC-SA)
- 13. (c) Susan Elliott, some rights reserved (CC BY-NC), uploaded by Susan Elliott
- 14. (c) Danny Newman, some rights reserved (CC BY-NC-SA), uploaded by Danny Newman
- 15. (c) yakfur, some rights reserved (CC BY-NC), uploaded by yakfur
- 16. (c) Naomi, some rights reserved (CC BY-NC), uploaded by Naomi
- 17. (c) k'allampero, some rights reserved (CC BY-NC-SA)
- 18. (c) Gerobuam Hernandez, some rights reserved (CC BY-NC-SA), uploaded by Gerobuam Hernandez
- 19. (c) Fluff Berger, some rights reserved (CC BY-SA), uploaded by Fluff Berger
- 20. (c) antonio-chay, some rights reserved (CC BY-NC), uploaded by antonio-chay
- 21. (c) Dave Clarke, some rights reserved (CC BY-NC-SA)
- 22. (c) Damon Tighe, some rights reserved (CC BY-NC), uploaded by Damon Tighe
- 23. (c) Sid Mosdell, some rights reserved (CC BY)
- 24. (c) Jonathan (JC) Carpenter, some rights reserved (CC BY-NC), uploaded by Jonathan (JC) Carpenter
- 25. (c) Eusebio Roldán Félix, some rights reserved (CC BY-NC), uploaded by Eusebio Roldán Félix
- 26. (c) Dick Culbert, some rights reserved (CC BY)
- 27. (c) Vitor Xavier de Lima, some rights reserved (CC BY-NC-ND), uploaded by Vitor Xavier de Lima
- 28. (c) Eric Smith, some rights reserved (CC BY-NC-SA)
- 29. (c) Hilario Gomez, some rights reserved (CC BY-NC), uploaded by Hilario Gomez
- 30. (c) anonymous, some rights reserved (CC BY)
- 31. (c) Wayne Godbehere, some rights reserved (CC BY-NC)
- 32. (c) Erlon Bailey, some rights reserved (CC BY-SA), uploaded by Erlon Bailey
- 33. (c) Gilberto Ponce Tejeda, some rights reserved (CC BY-NC), uploaded by Gilberto Ponce Tejeda
- 34. (c) Pancyan6.jpg, some rights reserved (CC BY-SA)
- 35. (c) Bruce Newhouse, some rights reserved (CC BY-NC-ND), uploaded by Bruce Newhouse
- 36. (c) Stephen Russell, some rights reserved (CC BY-NC), uploaded by Stephen Russell
- 37. (c) ana_xylaria, some rights reserved (CC BY-NC)
- 38. (c) A. Cortés-Pérez, some rights reserved (CC BY-SA)
- 39. (c) Alan Rockefeller, some rights reserved (CC BY-SA)
- 40. (c) alessandradalia, some rights reserved (CC BY-SA), uploaded by alessandradalia
- 41. (c) Len Worthington, some rights reserved (CC BY-SA)