Edited by Jakob Fahr, Natalie Weber, and Carrie Seltzer, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) dalhoumi, some rights reserved (CC BY-NC)
- 2. (c) Jigar Parmar 03, some rights reserved (CC BY-SA)
- 3. (c) danil, some rights reserved (CC BY-NC)
- 4. (c) Stelios ZACHARIAS, some rights reserved (CC BY-NC-SA), uploaded by Stelios ZACHARIAS
- 5. (c) Jakob Fahr, some rights reserved (CC BY-NC), uploaded by Jakob Fahr
- 6. (c) Patty Ruback, some rights reserved (CC BY-NC), uploaded by Patty Ruback
- 7. (c) John Kinghorn, some rights reserved (CC BY-NC), uploaded by John Kinghorn
- 8. (c) Paul_Webala, some rights reserved (CC BY-NC), uploaded by Paul_Webala
- 9. (c) Profundezas, some rights reserved (CC BY-NC-ND)
- 10. (c) Johannes Lundberg, some rights reserved (CC BY-NC-SA)
- 11. (c) Natalie Weber, some rights reserved (CC BY-NC), uploaded by Natalie Weber
- 12. (c) Jessica, some rights reserved (CC BY-SA)
- 13. (c) F. C. Robiller / naturlichter.de, some rights reserved (CC BY-SA)
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- 16. (c) Oleg Chernyshov, some rights reserved (CC BY), uploaded by Oleg Chernyshov
- 17. (c) David Dennis, some rights reserved (CC BY-SA), uploaded by David Dennis
- 18. (c) Nicolas Nesi, some rights reserved (CC BY-NC), uploaded by Nicolas Nesi
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