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) peupleloup, some rights reserved (CC BY-SA)
- 3. (c) Gordilly, some rights reserved (CC BY-NC-ND)
- 4. (c) Anita363, some rights reserved (CC BY-NC-SA), uploaded by Anita363
- 5. (c) zen Sutherland, some rights reserved (CC BY-NC-SA)
- 6. (c) Dendroica cerulea, some rights reserved (CC BY), uploaded by Dendroica cerulea
- 7. (c) Rob Curtis, some rights reserved (CC BY-NC-SA), uploaded by Rob Curtis
- 8. (c) Peter Gorman, some rights reserved (CC BY-NC-SA)
- 9. (c) eknuth, some rights reserved (CC BY-NC), uploaded by eknuth
- 10. (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick
- 11. (c) James Gaither, some rights reserved (CC BY-NC-ND)
- 12. (c) Andreas Rockstein, some rights reserved (CC BY-SA)
- 13. (c) Hermann Falkner, some rights reserved (CC BY-NC)
- 14. (c) Kerry Woods, some rights reserved (CC BY-NC-ND)
- 15. (c) Erin Faulkner, some rights reserved (CC BY-NC), uploaded by Erin Faulkner
- 16. (c) Joe Bartok, some rights reserved (CC BY-NC), uploaded by Joe Bartok
- 17. (c) John B., some rights reserved (CC BY)
- 18. (c) Kingsbrae Garden, some rights reserved (CC BY-NC-SA)