Edited by Gilberto Ponce Tejeda, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Lalithamba, some rights reserved (CC BY)
- 2. (c) 葉子, some rights reserved (CC BY-NC), uploaded by 葉子
- 3. (c) C. Mallory, some rights reserved (CC BY-NC), uploaded by C. Mallory
- 4. (c) marce, some rights reserved (CC BY-NC)
- 5. (c) Ivar Leidus, some rights reserved (CC BY-SA)
- 6. (c) naturewatchwidow, some rights reserved (CC BY), uploaded by naturewatchwidow
- 7. (c) emily, some rights reserved (CC BY-NC-SA)
- 8. (c) Jon Sullivan, some rights reserved (CC BY)
- 9. (c) Joe Decruyenaere, some rights reserved (CC BY-SA)
- 10. (c) trenkova, some rights reserved (CC BY-NC), uploaded by trenkova
- 11. (c) Steven Severinghaus, some rights reserved (CC BY-NC-SA)
- 12. (c) yukioz, some rights reserved (CC BY-NC), uploaded by yukioz
- 13. (c) Dr. Alison Northup, some rights reserved (CC BY), uploaded by Dr. Alison Northup
- 14. (c) Bruno Durand, some rights reserved (CC BY-NC), uploaded by Bruno Durand
- 15. (c) Rodolfo, some rights reserved (CC BY-NC), uploaded by Rodolfo
- 16. (c) Amber, some rights reserved (CC BY-NC), uploaded by Amber
- 17. (c) Carlos Galindo-Leal, some rights reserved (CC BY-NC), uploaded by Carlos Galindo-Leal
- 18. (c) Douglas Goldman, some rights reserved (CC BY), uploaded by Douglas Goldman
- 19. (c) Carlos G Velazco-Macias, some rights reserved (CC BY-NC), uploaded by Carlos G Velazco-Macias
- 20. (c) Jacqui Geux, some rights reserved (CC BY), uploaded by Jacqui Geux
- 21. (c) Alfonso Gutiérrez Aldana, some rights reserved (CC BY-NC), uploaded by Alfonso Gutiérrez Aldana
- 22. (c) lcardena, some rights reserved (CC BY-NC-SA), uploaded by lcardena
- 23. (c) Alfredo Eloisa, some rights reserved (CC BY-NC-SA)
- 24. no rights reserved, uploaded by Patrick Alexander
- 25. (c) Paul Marcum, some rights reserved (CC BY-NC), uploaded by Paul Marcum
- 26. (c) Stan Shebs, some rights reserved (CC BY-SA)
- 27. (c) Cullen Hanks, some rights reserved (CC BY-NC), uploaded by Cullen Hanks
- 28. (c) Francisco Farriols Sarabia, some rights reserved (CC BY), uploaded by Francisco Farriols Sarabia
- 29. (c) Opuntia Cadereytensis, some rights reserved (CC BY-NC), uploaded by Opuntia Cadereytensis
- 30. (c) pisum, some rights reserved (CC BY-NC), uploaded by pisum
- 31. (c) María Alejandra González, some rights reserved (CC BY-NC-SA), uploaded by María Alejandra González
