Edited by Cheryl Beyer, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) 2005 California Academy of Sciences, some rights reserved (CC BY-NC-SA)
- 2. (c) 2009 Barry Breckling, some rights reserved (CC BY-NC-SA)
- 3. (c) 2001 John Game, some rights reserved (CC BY-NC)
- 4. (c) 2002 Gary A. Monroe, some rights reserved (CC BY-NC)
- 5. (c) 2010 Keir Morse, some rights reserved (CC BY-NC-SA)
- 6. (c) Lomatium, some rights reserved (CC BY-NC)
- 7. (c) Matt Lavin, some rights reserved (CC BY-SA)