Edited by Tony Rebelo, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Clare Snow, some rights reserved (CC BY-NC-SA)
- 2. (c) enbodenumer, some rights reserved (CC BY-NC-SA)
- 3. (c) Valter Jacinto | Portugal, some rights reserved (CC BY-NC-SA)
- 4. (c) Colin Meurk, some rights reserved (CC BY-SA), uploaded by Colin Meurk
- 5. (c) Mark Hyde, Bart Wursten and Petra Ballings, some rights reserved (CC BY-NC)