Edited by Minnesota Scientific and Natural Areas, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Steve Guttman, some rights reserved (CC BY-NC-ND)
- 2. (c) Liana May, some rights reserved (CC BY-NC), uploaded by Liana May
- 3. (c) Mathew Zappa, some rights reserved (CC BY), uploaded by Mathew Zappa
- 4. (c) Salomé, some rights reserved (CC BY-NC-SA)
- 5. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
- 6. (c) Anita363, some rights reserved (CC BY-NC-SA), uploaded by Anita363
- 7. (c) Christopher Tracey, some rights reserved (CC BY-NC-SA), uploaded by Christopher Tracey
- 8. (c) Boris Bolshakov, some rights reserved (CC BY-NC), uploaded by Boris Bolshakov
- 9. (c) Alinja, some rights reserved (CC BY-SA)
- 10. (c) mmwm, some rights reserved (CC BY-NC-ND)
- 11. (c) pverdonk, some rights reserved (CC BY-NC)
- 12. (c) Arthur Chapman, some rights reserved (CC BY-NC-SA)
- 13. (c) Jason Hollinger, some rights reserved (CC BY)
- 14. (c) Tyler Kelly, some rights reserved (CC BY-NC), uploaded by Tyler Kelly
- 15. (c) Kerry Woods, some rights reserved (CC BY-NC-ND)
- 16. (c) Joshua Mayer, some rights reserved (CC BY-SA)