Edited by María Begoña García, Manuel, and Ane Mujika, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Apollonio Tottoli, some rights reserved (CC BY-NC-ND)
- 2. (c) bathyporeia, some rights reserved (CC BY-NC-ND)
- 3. (c) Ane Mujika, all rights reserved, uploaded by Ane Mujika
- 4. (c) Dmitry Ivanov, some rights reserved (CC BY-NC), uploaded by Dmitry Ivanov
- 5. (c) Kari Pihlaviita, some rights reserved (CC BY-NC)
