Edited by Alex Rebelo, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Martin Pickersgill, some rights reserved (CC BY-SA)
- 2. (c) 2008 Frank Teigler, some rights reserved (CC BY-NC)
- 3. (c) Colin Ralston, some rights reserved (CC BY-NC), uploaded by Colin Ralston
- 4. no rights reserved
- 5. (c) Kei Heyns, some rights reserved (CC BY-NC-SA), uploaded by Kei Heyns
- 6. (c) Joachim Louis, some rights reserved (CC BY-NC-ND), uploaded by Joachim Louis
- 7. (c) Arno Meintjes, some rights reserved (CC BY-NC)
- 8. (c) Serban Proches, some rights reserved (CC BY-SA)
- 9. (c) 2005 Arie van der Meijden, some rights reserved (CC BY-NC-SA)
- 10. (c) andreavallejos, some rights reserved (CC BY-NC-ND)
- 11. Abu Shawka, no known copyright restrictions (public domain)
- 12. Ernst Haeckel, no known copyright restrictions (public domain)
- 13. R. Mintern, no known copyright restrictions (public domain)
- 14. (c) Museum of Comparative Zoology, Harvard University, some rights reserved (CC BY-NC-SA)
- 15. 2011 Luke Verburgt, no known copyright restrictions (public domain)
- 16. (c) James Vonesh, some rights reserved (CC BY-NC), uploaded by James Vonesh
- 17. (c) Fundación Tierra Ibérica, some rights reserved (CC BY-NC), uploaded by Fundación Tierra Ibérica
- 18. (c) theking125, some rights reserved (CC BY-NC)
- 19. (c) Jakob Fahr, some rights reserved (CC BY-NC), uploaded by Jakob Fahr
- 20. (c) i_c_riddell, some rights reserved (CC BY), uploaded by i_c_riddell
- 21. (c) Brian Gratwicke, some rights reserved (CC BY-NC)
- 22. (c) Michaelwild, some rights reserved (CC BY-SA)
- 23. (c) dewald, some rights reserved (CC BY-NC)
- 24. (c) Phil Bishop, some rights reserved (CC BY-SA)
- 25. (c) Johnny Wilson, all rights reserved, uploaded by Johnny Wilson
- 26. (c) Nick Schaller, some rights reserved (CC BY), uploaded by Nick Schaller
- 27. (c) Purves, M., some rights reserved (CC BY-SA)
- 28. (c) Bernard DUPONT, some rights reserved (CC BY-NC-SA)
- 29. (c) Ryanvanhuyssteen, some rights reserved (CC BY-SA)
- 30. (c) Paulo E. Cardoso, all rights reserved, uploaded by Paulo E. Cardoso
- 31. (c) 116916927065934112165, some rights reserved (CC BY), uploaded by 116916927065934112165