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  1. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML618970494 eBird记录 S173717312 报告
    Mallard x American Black Duck (hybrid) - ML618970494
    条评分 5
    2 条评分
    Norfolk, Massachusetts, United States
    媒体文件注释 Male hybrid bird appeared to be trying to aggressively mate with a drake Mallard…
    年龄和性别 成年雄鸟 - 1
    行为 求偶、炫耀或交配
  2. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML420492351 eBird记录 S103841476 报告
    Mallard x American Black Duck (hybrid) - ML420492351
    条评分 5
    2 条评分
    Tompkins, New York, United States
    行为 觅食或者进食
  3. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML396631741 eBird记录 S98997615 报告
    Mallard x American Black Duck (hybrid) - ML396631741
    条评分 3
    2 条评分
    Rutland, Vermont, United States
    行为 觅食或者进食
  4. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML201438181 eBird记录 S64821605 报告
    Mallard x American Black Duck (hybrid) - ML201438181
    条评分 4
    5 条评分
    Ottawa, Ontario, Canada
    媒体文件注释 A likely hybrid of Mallard and American Black Duck (Anas platyrrhynchos x A. rub…
  5. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML201438111 eBird记录 S64821605 报告
    Mallard x American Black Duck (hybrid) - ML201438111
    条评分 4
    5 条评分
    Ottawa, Ontario, Canada
    媒体文件注释 A likely hybrid of Mallard and American Black Duck (Anas platyrrhynchos x A. rub…
  6. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML201230441 eBird记录 S65087566 报告
    Mallard x American Black Duck (hybrid) - ML201230441
    条评分 2
    4 条评分
    Buskerud, Norway
    媒体文件注释 A drake resting (vagrant). Elevation: 33 m. Date added to IBC: June 23, 2016.
  7. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML201230431 eBird记录 S65087566 报告
    Mallard x American Black Duck (hybrid) - ML201230431
    条评分 3
    4 条评分
    Buskerud, Norway
    媒体文件注释 A drake preening (vagrant). Elevation: 33 m. Date added to IBC: June 23, 2016.
  8. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML201230421 eBird记录 S65087566 报告
    Mallard x American Black Duck (hybrid) - ML201230421
    条评分 2
    5 条评分
    Buskerud, Norway
    媒体文件注释 A drake swimming (vagrant). Elevation: 33 m. Date added to IBC: June 23, 2016.
  9. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML475180 eBird记录 S20542559 报告
    Mallard x American Black Duck (hybrid) - ML475180
    条评分 3
    4 条评分
    Tompkins, New York, United States
    媒体文件注释 Other Behaviors: Swim, Flap.
    年龄和性别 成年雌鸟 - 1
  10. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML475179 eBird记录 S20542559 报告
    Mallard x American Black Duck (hybrid) - ML475179
    条评分 3
    5 条评分
    Tompkins, New York, United States
    媒体文件注释 Other Behaviors: Swim.
    年龄和性别 成年雌鸟 - 1
  11. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML474822 eBird记录 S17616138 报告
    Mallard x American Black Duck (hybrid) - ML474822
    条评分 2
    5 条评分
    Tompkins, New York, United States
    媒体文件注释 Other Behaviors: Swim, Be Displaced.
    年龄和性别 成年雄鸟 - 1
  12. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    ML474821 eBird记录 S17616138 报告
    Mallard x American Black Duck (hybrid) - ML474821
    条评分 2
    5 条评分
    Tompkins, New York, United States
    媒体文件注释 Other Behaviors: Stretch, Swim.
    年龄和性别 成年雄鸟 - 1