Edited by Suzanne Bernard, irenebeanthesciencemachine, and Hayden Wright, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) gcmorath, all rights reserved, uploaded by gcmorath
- 2. (c) Natalie Tapson, some rights reserved (CC BY-NC-SA)
- 3. (c) Matt Lavin, some rights reserved (CC BY-SA)
- 4. (c) Jon Sullivan, some rights reserved (CC BY), uploaded by Jon Sullivan
- 5. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 6. (c) Cody Hough, some rights reserved (CC BY-NC-SA)
- 7. (c) Tony Wills, some rights reserved (CC BY-SA), uploaded by Tony Wills
- 8. (c) Nathanael Boehm, some rights reserved (CC BY-NC-ND)
- 9. (c) Michael Rosenberg, some rights reserved (CC BY-NC)
- 10. (c) Sid Mosdell, some rights reserved (CC BY)
- 11. (c) Harry Rose, some rights reserved (CC BY)
- 12. (c) Joshua Mayer, some rights reserved (CC BY-SA)
- 13. (c) Tom Potterfield, some rights reserved (CC BY-NC-SA)
- 14. (c) Reiner Richter, some rights reserved (CC BY-NC-SA), uploaded by Reiner Richter
- 15. (c) Anthony Mendoza, some rights reserved (CC BY-NC-SA)
- 16. (c) Dendroica cerulea, some rights reserved (CC BY-NC-SA)
- 17. (c) Tony Rodd, some rights reserved (CC BY-NC-SA)
- 18. (c) John Hilty, some rights reserved (CC BY-NC)
- 19. (c) Charlie Hohn, some rights reserved (CC BY), uploaded by Charlie Hohn
- 20. (c) Mark Marathon, some rights reserved (CC BY-SA)
- 21. (c) Yonatan Munk, some rights reserved (CC BY-NC-SA)
- 22. (c) Bill Higham, some rights reserved (CC BY-NC-ND)
- 23. (c) Dinesh Valke, some rights reserved (CC BY-NC-SA)
- 24. (c) Hilton & Melva Ward, some rights reserved (CC BY-ND), uploaded by Hilton & Melva Ward
- 25. (c) Colin Meurk, some rights reserved (CC BY-SA), uploaded by Colin Meurk
- 26. (c) Reiner Richter, some rights reserved (CC BY-NC), uploaded by Reiner Richter
- 27. (c) Peter Gorman, some rights reserved (CC BY-NC-SA)
- 28. (c) Matthew Stevens, some rights reserved (CC BY-NC-ND)
- 29. (c) 2010 Zoya Akulova, some rights reserved (CC BY-NC)
- 30. (c) Virginia (Ginny) Sanderson, some rights reserved (CC BY-NC-ND)
- 31. (c) Jon Sullivan, some rights reserved (CC BY)
- 32. (c) ken, some rights reserved (CC BY-NC-ND)
- 33. (c) Tony Morris, some rights reserved (CC BY-NC)
- 34. (c) Rosie Perera, some rights reserved (CC BY-NC-SA)
- 35. (c) Kenneth Bader, some rights reserved (CC BY-NC), uploaded by Kenneth Bader
- 36. (c) CH Hemphill, some rights reserved (CC BY-NC), uploaded by CH Hemphill
- 37. (c) John Tann, some rights reserved (CC BY)
- 38. (c) aspinwalldp, some rights reserved (CC BY-NC), uploaded by aspinwalldp
- 39. (c) Michael, some rights reserved (CC BY-NC-SA)
- 40. (c) Leanne Wallis, some rights reserved (CC BY-NC), uploaded by Leanne Wallis
- 41. (c) David Midgley, some rights reserved (CC BY-NC-ND)
- 42. (c) Lauren Glevanik, some rights reserved (CC BY-NC), uploaded by Lauren Glevanik
- 43. (c) Andrey Zharkikh, some rights reserved (CC BY)
- 44. (c) Erin Faulkner, some rights reserved (CC BY-NC), uploaded by Erin Faulkner
- 45. (c) judy_rob_peters, some rights reserved (CC BY-NC-ND), uploaded by judy_rob_peters
- 46. (c) lchroman, some rights reserved (CC BY-NC), uploaded by lchroman
- 47. (c) Joe Decruyenaere, some rights reserved (CC BY-SA)
- 48. (c) tangatawhenua, some rights reserved (CC BY-NC), uploaded by tangatawhenua
- 49. (c) David Hutchinson, some rights reserved (CC BY-NC), uploaded by David Hutchinson
- 50. (c) Lisa Bennett, some rights reserved (CC BY), uploaded by Lisa Bennett
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- 53. (c) Gary Higgins, some rights reserved (CC BY-NC-SA)
- 54. (c) WK Cheng, all rights reserved, uploaded by WK Cheng
- 55. (c) James Bailey, some rights reserved (CC BY-NC), uploaded by James Bailey
- 56. (c) licensed media from USDA PLANTS images without owner, some rights reserved (CC BY-NC-SA)
- 57. (c) Dan Mullen, some rights reserved (CC BY-NC-ND)
- 58. (c) QuestaGame, some rights reserved (CC BY-NC-ND), uploaded by QuestaGame
