Edited by Peter Nelson, keeks, janepettit, pmcauliffe, sehannigan, Kait, Rose Gabel Libby, kyliew, and brittanymariabaird, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Marc-André Jung, some rights reserved (CC BY-NC-SA)
- 2. (c) Jason Hollinger, some rights reserved (CC BY)
- 3. (c) Kathie Hodge, some rights reserved (CC BY-NC-SA)
- 4. (c) Ken-ichi Ueda, some rights reserved (CC BY)
