Edited by Alex Shepard, Scott Loarie, Rebecca Johnson, Patrick Leary, Ken-ichi Ueda, Will Silver, and kmarie333, some rights reserved (CC BY)
Photo Credits
- 1. (c) docentjoyce, some rights reserved (CC BY)
- 2. (c) pfly, some rights reserved (CC BY-SA)
- 3. (c) Peter Gorman, some rights reserved (CC BY-NC-SA)
- 4. (c) Steve Guttman, some rights reserved (CC BY-NC-ND)
- 5. (c) Jennifer de Graaf, some rights reserved (CC BY-NC)
- 6. (c) stonebird, some rights reserved (CC BY-NC-SA)
- 7. (c) J Brew, some rights reserved (CC BY-NC-SA), uploaded by J Brew
- 8. (c) David Greenberger, some rights reserved (CC BY-NC-ND), uploaded by David Greenberger
- 9. (c) takomabibelot, some rights reserved (CC BY)
- 10. (c) James Gaither, some rights reserved (CC BY-NC-ND)
- 11. (c) 2005 California Academy of Sciences, some rights reserved (CC BY-NC-SA)
- 12. anonymous, no known copyright restrictions (public domain)
- 13. (c) Ken-ichi Ueda, some rights reserved (CC BY)
- 14. (c) stonebird, some rights reserved (CC BY-SA)
- 15. (c) FarOutFlora, some rights reserved (CC BY-NC-ND)
- 16. (c) Anthony Mendoza, some rights reserved (CC BY-NC-SA)
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- 25. (c) Earl McGehee, some rights reserved (CC BY-NC-ND)
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- 30. (c) Liam O'Brien, some rights reserved (CC BY-NC), uploaded by Liam O'Brien
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- 33. (c) Doris, some rights reserved (CC BY-NC-SA)
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- 37. (c) Franco Folini, some rights reserved (CC BY-SA)
- 38. (c) Mike Baird, some rights reserved (CC BY)
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- 40. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 41. (c) Terrie Miller, some rights reserved (CC BY-NC-SA)
- 42. (c) J Brew, some rights reserved (CC BY-NC-SA)
- 43. (c) Christopher Hynes (aka cricket), some rights reserved (CC BY-NC)
- 44. (c) Philip Bouchard, some rights reserved (CC BY-NC-ND)
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- 46. (c) Thayne Tuason, some rights reserved (CC BY-NC)
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- 50. (c) scott.zona, some rights reserved (CC BY-NC)
- 51. (c) Steve Berardi, some rights reserved (CC BY-SA)
- 52. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
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- 61. (c) Yasuo Kida, some rights reserved (CC BY)