Edited by Paulina Solís, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Andreas Rockstein, some rights reserved (CC BY-SA)
- 2. (c) Pierre Corbrion, some rights reserved (CC BY-NC-SA), uploaded by Pierre Corbrion
- 3. (c) miriamff, some rights reserved (CC BY-NC)
- 4. (c) Pedro, some rights reserved (CC BY-NC), uploaded by Pedro
- 5. (c) Amaury Durbano, some rights reserved (CC BY-NC), uploaded by Amaury Durbano
- 6. (c) Tyler Cannon, some rights reserved (CC BY), uploaded by Tyler Cannon
- 7. (c) c62qc04, some rights reserved (CC BY-NC)
- 8. (c) Jan Ho, some rights reserved (CC BY-NC), uploaded by Jan Ho
- 9. (c) Te Chang, some rights reserved (CC BY-NC), uploaded by Te Chang
- 10. (c) Douglas Goldman, some rights reserved (CC BY-NC), uploaded by Douglas Goldman
- 11. (c) anonymous, some rights reserved (CC BY-SA)
- 12. (c) 呂一起(Lu i-chi), some rights reserved (CC BY), uploaded by 呂一起(Lu i-chi)
- 13. (c) Meghan Cassidy, some rights reserved (CC BY-SA), uploaded by Meghan Cassidy
- 14. (c) Tony Rodd, some rights reserved (CC BY-NC-SA)
- 15. (c) Alejandro Huereca Delgado, some rights reserved (CC BY-NC-ND), uploaded by Alejandro Huereca Delgado
- 16. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 17. (c) rodrigocampos, some rights reserved (CC BY-NC)
- 18. (c) cinthya_molina, some rights reserved (CC BY-NC)
- 19. (c) Klaus Bohn, some rights reserved (CC BY-NC), uploaded by Klaus Bohn
- 20. (c) tanyanhong, some rights reserved (CC BY-NC), uploaded by tanyanhong
- 21. no rights reserved, uploaded by Peter de Lange
- 22. (c) lougarou, some rights reserved (CC BY-NC), uploaded by lougarou
- 23. no rights reserved, uploaded by 葉子
- 24. (c) Alvaro Rojas (brújula de aves), some rights reserved (CC BY-NC), uploaded by Alvaro Rojas (brújula de aves)
- 25. (c) Raul Urgelles, some rights reserved (CC BY-NC), uploaded by Raul Urgelles
- 26. (c) Nancy Izquierdo Calderón, some rights reserved (CC BY-NC), uploaded by Nancy Izquierdo Calderón
- 27. (c) Diego Amaya, some rights reserved (CC BY-NC), uploaded by Diego Amaya
- 28. (c) Sunnetchan, some rights reserved (CC BY-NC-ND), uploaded by Sunnetchan
- 29. (c) Tamsin Carlisle, some rights reserved (CC BY-NC-SA)
- 30. (c) Stefano Doglio, some rights reserved (CC BY-NC), uploaded by Stefano Doglio
- 31. (c) Erick Noe Tapia Banda, some rights reserved (CC BY-NC), uploaded by Erick Noe Tapia Banda
- 32. (c) Logan Crees, some rights reserved (CC BY-NC), uploaded by Logan Crees
- 33. (c) Nate Hartley, some rights reserved (CC BY-NC), uploaded by Nate Hartley
- 34. (c) 57Andrew, some rights reserved (CC BY-NC-ND), uploaded by 57Andrew
- 35. (c) Ulises Torres, some rights reserved (CC BY-NC), uploaded by Ulises Torres
- 36. (c) renjus box, some rights reserved (CC BY), uploaded by renjus box
- 37. (c) Victor De la Cruz, some rights reserved (CC BY), uploaded by Victor De la Cruz
- 38. (c) R.E.Llanos, some rights reserved (CC BY-NC-SA), uploaded by R.E.Llanos
- 39. (c) lolinameg, some rights reserved (CC BY-NC)
- 40. (c) Subhajit Roy, some rights reserved (CC BY-NC-ND), uploaded by Subhajit Roy
- 41. (c) mayessj, some rights reserved (CC BY-NC), uploaded by mayessj
- 42. (c) Oscar Marín, some rights reserved (CC BY-SA), uploaded by Oscar Marín
- 43. (c) Keith Bradley, some rights reserved (CC BY-NC), uploaded by Keith Bradley
- 44. (c) Ong Jyh Seng, some rights reserved (CC BY-SA), uploaded by Ong Jyh Seng
- 45. (c) Dr. Alexey Yakovlev, some rights reserved (CC BY-SA)
- 46. (c) Eric Ching, some rights reserved (CC BY-NC), uploaded by Eric Ching
- 47. (c) Aurelio Molina Hernández., some rights reserved (CC BY-NC), uploaded by Aurelio Molina Hernández.
