Edited by Nathaniel Wise, Emily Hayne, geozuf, ejgnam2, Margaret Butler, forbirdk, and elevapotter, some rights reserved (CC0)
Photo Credits
- 1. (c) timmenzies on Flickr, some rights reserved (CC BY-SA)
- 2. (c) copepodo, some rights reserved (CC BY-NC-ND)
- 3. (c) Ian Manning, some rights reserved (CC BY), uploaded by Ian Manning
- 4. (c) Cephas, some rights reserved (CC BY-SA)
