Edited by Paulo Alves, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Forest and Kim Starr, some rights reserved (CC BY)
- 2. (c) Tamsin Carlisle, some rights reserved (CC BY-NC-SA)
- 3. (c) Bastiaan, some rights reserved (CC BY-NC-ND)
- 4. (c) Douglas Goldman, some rights reserved (CC BY-NC), uploaded by Douglas Goldman
- 5. (c) AnneTanne, some rights reserved (CC BY-NC)
- 6. (c) Emilio, some rights reserved (CC BY-NC-ND)
- 7. (c) Donna Pomeroy, some rights reserved (CC BY-NC), uploaded by Donna Pomeroy
- 8. (c) aroche, some rights reserved (CC BY), uploaded by aroche
- 9. (c) Kostas Zontanos, some rights reserved (CC BY-NC), uploaded by Kostas Zontanos
- 10. (c) Sylvain Piry, some rights reserved (CC BY-NC), uploaded by Sylvain Piry
- 11. (c) Ron Frumkin, some rights reserved (CC BY-NC), uploaded by Ron Frumkin
- 12. (c) Valter Jacinto, some rights reserved (CC BY-NC-SA)
- 13. (c) Valter Jacinto | Portugal, some rights reserved (CC BY-NC-SA)