Edited by Charles Fillinger, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Erik Jørgensen, some rights reserved (CC BY-NC-SA)
- 2. (c) barloventomagico, some rights reserved (CC BY-NC-ND)
- 3. (c) Jamie Chavez, some rights reserved (CC BY-NC)
- 4. (c) Rick Leche, some rights reserved (CC BY-NC)
- 5. (c) Derek Scott, some rights reserved (CC BY-NC)
- 6. (c) Rick Leche, some rights reserved (CC BY-NC-ND)
- 7. (c) Mark Kilner, some rights reserved (CC BY-NC-SA)
- 8. (c) Dan Dzurisin, some rights reserved (CC BY-NC-ND)
- 9. (c) Len Blumin, some rights reserved (CC BY-NC-ND)
- 10. (c) Charles Lam, some rights reserved (CC BY-SA)
- 11. (c) Henry T. McLin, some rights reserved (CC BY-NC-ND)
- 12. (c) Luciano Giussani, some rights reserved (CC BY-NC-SA)
- 13. (c) Doug Greenberg, some rights reserved (CC BY-NC-ND)
- 14. (c) Robert Keereweer, some rights reserved (CC BY-NC)
- 15. (c) Rick Leche - Photography, some rights reserved (CC BY-NC-ND)
- 16. (c) Paul Sullivan, some rights reserved (CC BY-ND)
- 17. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 18. (c) Anita, some rights reserved (CC BY-NC)
- 19. (c) Erin and Lance Willett, some rights reserved (CC BY-NC-ND)
- 20. (c) Diane, some rights reserved (CC BY-NC-ND)
- 21. (c) ian wetton, some rights reserved (CC BY-NC-ND)
- 22. (c) Gavan Watson, some rights reserved (CC BY-NC-ND)
- 23. (c) Jamie Drake, some rights reserved (CC BY-NC-SA)
- 24. (c) Pablo Lèautaud, some rights reserved (CC BY-NC-ND)
- 25. (c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley
- 26. (c) Heather Paul, some rights reserved (CC BY-ND)
- 27. (c) Dave McMullen, some rights reserved (CC BY-NC-SA)
- 28. (c) Chuck Roberts, some rights reserved (CC BY-NC-ND)
- 29. (c) Jason Stuck, some rights reserved (CC BY-NC-ND)
- 30. (c) Jim McCulloch, some rights reserved (CC BY)
- 31. (c) Carol Vinzant, some rights reserved (CC BY-NC-ND)
- 32. (c) Euclid vanderKroew, some rights reserved (CC BY-NC-SA)
- 33. (c) Kate's Photo Diary, some rights reserved (CC BY-NC-ND)
- 34. (c) David Maher, some rights reserved (CC BY-NC-SA)
- 35. (c) Mike Baird, some rights reserved (CC BY)
- 36. (c) Bob, some rights reserved (CC BY-NC-ND)
- 37. (c) Stewart Ho, some rights reserved (CC BY-NC-ND)
- 38. (c) cesare dolzani, some rights reserved (CC BY-NC-SA)
- 39. (c) Juan Jose Montero Rodriguez, some rights reserved (CC BY-NC-SA)
- 40. (c) Sarah, some rights reserved (CC BY-NC-ND)
- 41. (c) Tom Tarrant, some rights reserved (CC BY-NC-SA)
- 42. (c) stonebird, some rights reserved (CC BY-NC-SA)
- 43. (c) Nicholas Atamas, some rights reserved (CC BY-SA)
- 44. (c) Dick Daniels (http://carolinabirds.org/), some rights reserved (CC BY-SA)
- 45. (c) Tom McC., some rights reserved (CC BY-NC-ND)
- 46. (c) Maggie.Smith, some rights reserved (CC BY-NC)
- 47. (c) Risto Silaste, some rights reserved (CC BY-NC-ND)
- 48. (c) Pierre-Selim, some rights reserved (CC BY-SA)
- 49. (c) docentjoyce, some rights reserved (CC BY)
- 50. (c) Blake Matheson, some rights reserved (CC BY-NC)
- 51. (c) Gary Ashley, some rights reserved (CC BY-NC)
- 52. (c) Andrew, some rights reserved (CC BY-NC)
- 53. (c) Dan Irizarry, some rights reserved (CC BY-NC-SA)
- 54. (c) Nick Chill, some rights reserved (CC BY-NC-ND)
- 55. (c) Kanalu Chock, some rights reserved (CC BY-NC-SA)
- 56. (c) msr, some rights reserved (CC BY-NC), uploaded by msr
- 57. (c) C.V. Vick, some rights reserved (CC BY-NC-ND)
- 58. (c) Vitaliy Khustochka, some rights reserved (CC BY-NC)
- 59. (c) Andreu Anguera, some rights reserved (CC BY-NC-ND)
- 60. (c) Sergey Yeliseev, some rights reserved (CC BY-NC-ND)
- 61. (c) Lip Kee Yap, some rights reserved (CC BY-SA)