Photos:
- 1. (c) moviecoco568, some rights reserved (CC BY)
- 2. (c) pike JO, some rights reserved (CC BY)
- 3. (c) Jeff Skrentny, some rights reserved (CC BY-NC), uploaded by Jeff Skrentny
- 4. (c) Don Owens, some rights reserved (CC BY)
- 5. (c) pfaucher, some rights reserved (CC BY-NC), uploaded by pfaucher
- 6. (c) Dan Dzurisin, some rights reserved (CC BY-NC-ND)
- 7. (c) hobiecat, some rights reserved (CC BY-NC), uploaded by hobiecat
- 8. (c) Diliff, some rights reserved (CC BY-SA)
- 9. (c) DaPuglet, some rights reserved (CC BY-SA)
- 10. (c) USFWS Mountain-Prairie, some rights reserved (CC BY)
- 11. (c) Juan Cruzado, some rights reserved (CC BY-SA), uploaded by Juan Cruzado
- 12. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 13. (c) SMBishop, some rights reserved (CC BY-SA)
- 14. (c) Juan Cruzado Cortés, some rights reserved (CC BY-SA), uploaded by Juan Cruzado Cortés
- 15. (c) Anita Gould, some rights reserved (CC BY-NC), uploaded by Anita Gould
- 16. (c) adamdv18, some rights reserved (CC BY-NC)
- 17. (c) Michael Webber, some rights reserved (CC BY-NC-SA)
- 18. (c) Andrew Reding, some rights reserved (CC BY-NC-ND)
- 19. (c) davidcooksy, some rights reserved (CC BY-NC)
- 20. (c) Dan Dzurisin, some rights reserved (CC BY)
- 21. (c) Phil Warren, some rights reserved (CC BY-NC), uploaded by Phil Warren
- 22. (c) Don McCullough, some rights reserved (CC BY-NC)
- 23. (c) Greg Hanisek, some rights reserved (CC BY-NC), uploaded by Greg Hanisek
- 24. (c) Pedro Peloso, some rights reserved (CC BY-NC), uploaded by Pedro Peloso
- 25. (c) Sue Wetmore, some rights reserved (CC BY-NC), uploaded by Sue Wetmore
- 26. (c) Janet Hill, some rights reserved (CC BY-NC-SA)
- 27. (c) Minette, some rights reserved (CC BY-NC)
- 28. (c) Danny Barron, some rights reserved (CC BY-NC-ND)
- 29. (c) Linda Gail Price, some rights reserved (CC BY-NC), uploaded by Linda Gail Price
- 30. (c) Debbie A Parisi, some rights reserved (CC BY-NC), uploaded by Debbie A Parisi
- 31. (c) Mark D. Read, some rights reserved (CC BY-NC), uploaded by Mark D. Read
- 32. (c) Eric Soehren, some rights reserved (CC BY-NC), uploaded by Eric Soehren
- 33. (c) Patrick Coin, some rights reserved (CC BY-NC-SA)
- 34. (c) Don Loarie, some rights reserved (CC BY), uploaded by Don Loarie
- 35. (c) J. N. Stuart, some rights reserved (CC BY-NC-ND)
- 36. (c) Mark Philpott, some rights reserved (CC BY-NC)
- 37. (c) Davide, some rights reserved (CC BY-SA)
- 38. (c) PaulT, some rights reserved (CC BY-SA)
- 39. (c) Matt Flower, some rights reserved (CC BY-NC), uploaded by Matt Flower
- 40. (c) Todd Belanger, some rights reserved (CC BY-NC), uploaded by Todd Belanger
- 41. (c) Bert Cash, some rights reserved (CC BY)
- 42. (c) Goran Brkic, some rights reserved (CC BY-NC-ND)
- 43. (c) crgillette, some rights reserved (CC BY-NC), uploaded by crgillette
- 44. (c) Gilles Gonthier, some rights reserved (CC BY)
- 45. (c) Phil Myers, some rights reserved (CC BY-NC-SA)
- 46. (c) U.S. Fish and Wildlife Service Headquarters, some rights reserved (CC BY)
- 47. (c) Robin Gwen Agarwal, some rights reserved (CC BY-NC), uploaded by Robin Gwen Agarwal
- 48. (c) lschweg, some rights reserved (CC BY-NC), uploaded by lschweg
- 49. (c) Dave Thomas, some rights reserved (CC BY-NC)
- 50. (c) Keven Law, some rights reserved (CC BY-SA)
Compiled by Gordon Dietzman,
some rights reserved
(CC BY-SA)
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