搜索媒体——Macaulay Library和eBird

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  1. Ring-billed Gull - ML646559999
    Bucks, Pennsylvania, United States
  2. American Herring Gull - ML646559871
    Bucks, Pennsylvania, United States
    媒体文件注释 Unique looking first cycle with pale ground color, white based greater coverts,
  3. American Herring Gull - ML646559872
    Bucks, Pennsylvania, United States
    媒体文件注释 Unique looking first cycle with pale ground color, white based greater coverts,
  4. null - ML646559852
    Bucks, Pennsylvania, United States
  5. null - ML646559851
    Bucks, Pennsylvania, United States
  6. null - ML646559850
    Bucks, Pennsylvania, United States
  7. Lesser Black-backed Gull - ML646559621
    Bucks, Pennsylvania, United States
  8. Ring-billed Gull - ML646559617
    Bucks, Pennsylvania, United States
  9. Ring-billed Gull - ML646559616
    Bucks, Pennsylvania, United States
  10. Laughing Gull - ML646554541
    Bucks, Pennsylvania, United States
  11. Sandhill Crane - ML646367445
    Bucks, Pennsylvania, United States
  12. null - ML646269871
    Converse, Wyoming, United States
  13. null - ML646269870
    Converse, Wyoming, United States
  14. null - ML646269869
    Converse, Wyoming, United States
  15. Iceland Gull (kumlieni) - ML646143405
    Bucks, Pennsylvania, United States
  16. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML646143392 eBird记录 S286871043 报告
    Mallard x American Black Duck (hybrid) - ML646143392
    Bucks, Pennsylvania, United States
  17. White-winged Scoter - ML646142884
    条评分 4
    3 条评分
    Bucks, Pennsylvania, United States
  18. White-winged Scoter - ML646142883
    Bucks, Pennsylvania, United States
  19. Glaucous Gull - ML645925124
    Bucks, Pennsylvania, United States
  20. Iceland Gull - ML645924686
    条评分 4
    1 条评分
    Bucks, Pennsylvania, United States
  21. Iceland Gull - ML645924688
    Bucks, Pennsylvania, United States
  22. Iceland Gull - ML645924689
    Bucks, Pennsylvania, United States
  23. Iceland Gull - ML645924691
    Bucks, Pennsylvania, United States
  24. Iceland Gull - ML645924685
    Bucks, Pennsylvania, United States
  25. Iceland Gull - ML645924687
    Bucks, Pennsylvania, United States
  26. Iceland Gull - ML645924690
    Bucks, Pennsylvania, United States
  27. Lesser Black-backed Gull - ML645924647
    Bucks, Pennsylvania, United States
  28. Ring-billed Gull - ML645924644
    Bucks, Pennsylvania, United States
  29. Iceland Gull (kumlieni) - ML645920851
    Bucks, Pennsylvania, United States
  30. American Black Duck - ML645920437
    Bucks, Pennsylvania, United States