Edited by SIRUKI EDUCACIÓN AMBIENTAL A.C., some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Alan Vernon, some rights reserved (CC BY-NC-SA)
- 2. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 3. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 4. (c) Muchaxo, some rights reserved (CC BY-NC-ND)
- 5. (c) arbyreed, some rights reserved (CC BY-NC-SA)
- 6. (c) Francesco Veronesi, some rights reserved (CC BY-NC-SA)
- 7. (c) Dominik Hofer, some rights reserved (CC BY-NC-SA)
- 8. (c) Carol Foil, some rights reserved (CC BY-NC-ND)
- 9. (c) Nigel Voaden, some rights reserved (CC BY-SA)
- 10. (c) platypus, some rights reserved (CC BY-NC)
- 11. (c) Jerry Oldenettel, some rights reserved (CC BY-SA)
- 12. (c) Will Stuart, some rights reserved (CC BY-NC), uploaded by Will Stuart
- 13. (c) Carlos Palomera, some rights reserved (CC BY-NC-ND)
- 14. (c) J. N. Stuart, all rights reserved, uploaded by J. N. Stuart
- 15. (c) Gabriel Camilo Jaramillo Giraldo, some rights reserved (CC BY-NC-SA), uploaded by Gabriel Camilo Jaramillo Giraldo
- 16. (c) Pablo Leautaud, some rights reserved (CC BY-NC)
- 17. (c) philippe, some rights reserved (CC BY-NC-ND)
- 18. (c) Karl Hawkman Drakulfeith, some rights reserved (CC BY-NC), uploaded by Karl Hawkman Drakulfeith
- 19. (c) Gonzalo Zepeda Martínez, some rights reserved (CC BY-SA), uploaded by Gonzalo Zepeda Martínez
- 20. (c) Rafael Paredes Montesinos, some rights reserved (CC BY-NC), uploaded by Rafael Paredes Montesinos
- 21. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 22. (c) Amado Demesa, some rights reserved (CC BY-SA), uploaded by Amado Demesa
- 23. (c) Roberto González, some rights reserved (CC BY-NC)
- 24. (c) Andy Jones, some rights reserved (CC BY-NC)
- 25. (c) Doug Greenberg, some rights reserved (CC BY-NC-ND)
- 26. (c) Martha de Jong-Lantink, some rights reserved (CC BY-NC-ND)
- 27. (c) barloventomagico, some rights reserved (CC BY-NC-ND)
- 28. (c) Bill Carrell, some rights reserved (CC BY-NC-ND), uploaded by Bill Carrell
- 29. (c) Eric Heupel, some rights reserved (CC BY-NC)
- 30. (c) Patrick Coin, some rights reserved (CC BY-NC-SA)
- 31. (c) Juan Carlos Pérez Magaña, some rights reserved (CC BY-NC), uploaded by Juan Carlos Pérez Magaña
- 32. (c) JerryFriedman, some rights reserved (CC BY-SA)
- 33. (c) Paul Cools, some rights reserved (CC BY-NC), uploaded by Paul Cools
- 34. (c) Dominic Sherony, some rights reserved (CC BY-SA)
- 35. (c) Steve Garvie, some rights reserved (CC BY-NC-SA)
- 36. (c) Lip Kee Yap, some rights reserved (CC BY-SA)
- 37. (c) Leslie Flint, some rights reserved (CC BY-NC), uploaded by Leslie Flint
- 38. (c) Jon McIntyre, some rights reserved (CC BY-NC), uploaded by Jon McIntyre
- 39. (c) Ingrid Taylar, some rights reserved (CC BY)
- 40. (c) Antonio Robles, some rights reserved (CC BY-NC-SA), uploaded by Antonio Robles
- 41. (c) Donna Pomeroy, some rights reserved (CC BY-NC), uploaded by Donna Pomeroy
- 42. (c) guyincognito, some rights reserved (CC BY-NC), uploaded by guyincognito
- 43. (c) Blake Matheson, some rights reserved (CC BY-NC)
- 44. no rights reserved
- 45. (c) Alfredo Tapia Tapia, some rights reserved (CC BY-NC), uploaded by Alfredo Tapia Tapia
- 46. (c) Francisco Farriols Sarabia, some rights reserved (CC BY), uploaded by Francisco Farriols Sarabia
- 47. (c) Laura Gooch, some rights reserved (CC BY-NC-SA)
- 48. (c) Derek Scott, some rights reserved (CC BY-NC)
- 49. (c) Frode Jacobsen, some rights reserved (CC BY)
- 50. (c) Fan-tailed_Warbler.jpg, some rights reserved (CC BY-SA)
- 51. (c) Michael Woodruff, some rights reserved (CC BY)
- 52. (c) monarca, some rights reserved (CC BY-NC-SA), uploaded by monarca
- 53. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
- 54. (c) Cheryl Harleston López Espino, some rights reserved (CC BY-NC-ND), uploaded by Cheryl Harleston López Espino
- 55. (c) Robin Gwen Agarwal, some rights reserved (CC BY-NC), uploaded by Robin Gwen Agarwal
- 56. (c) Randy, some rights reserved (CC BY-NC-ND), uploaded by Randy
