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  1. Northern Pintail Anas acuta
    ML609344988 eBird记录 S114570320 报告
    Northern Pintail - ML609344988
    条评分 3
    1 条评分
    North Slope Borough, Alaska, United States
    媒体文件注释 A small flock of males in flight, some repeated at 50% speed.
    年龄和性别 成年雄鸟 - 4
  2. Northern Pintail Anas acuta
    ML201431561 eBird记录 S64821693 报告
    Northern Pintail - ML201431561
    条评分 4
    5 条评分
    North Slope Borough, Alaska, United States
    媒体文件注释 A female standing close to the water, alert. Elevation: 16 m. Date added to IBC:…
  3. Northern Pintail Anas acuta
    ML201431551 eBird记录 S64821692 报告
    Northern Pintail - ML201431551
    条评分 4
    5 条评分
    North Slope Borough, Alaska, United States
    媒体文件注释 A male preening on the ground. Elevation: 16 m. Date added to IBC: June 23, 2016…
  4. Northern Pintail Anas acuta
    ML201429721 eBird记录 S64821691 报告
    Northern Pintail - ML201429721
    条评分 4
    5 条评分
    North Slope Borough, Alaska, United States
    媒体文件注释 Several birds sleeping on the tundra. Elevation: 8 m. Date added to IBC: June 23…
  5. Northern Pintail Anas acuta
    ML201429711 eBird记录 S64821338 报告
    Northern Pintail - ML201429711
    条评分 4
    5 条评分
    North Slope Borough, Alaska, United States
    媒体文件注释 Two small groups of males performing a courtship display with two females, on th…
    行为 求偶、炫耀或交配
  6. Northern Pintail Anas acuta
    ML201429661 eBird记录 S64821442 报告
    Northern Pintail - ML201429661
    条评分 4
    5 条评分
    North Slope Borough, Alaska, United States
    媒体文件注释 A pair on the wet tundra, the male preening while the female is alert. Elevation…
  7. Northern Pintail Anas acuta
    ML201429561 eBird记录 S64821701 报告
    Northern Pintail - ML201429561
    条评分 4
    5 条评分
    North Slope Borough, Alaska, United States
    媒体文件注释 A pair standing on the ground, alert. Elevation: 17 m. Date added to IBC: June 2…
  8. Northern Pintail Anas acuta
    ML474015 报告
    Northern Pintail - ML474015
    条评分 2
    4 条评分
    Larry Arbanas
    North Slope Borough, Alaska, United States
    媒体文件注释 Other Behaviors: Swim.
    年龄和性别 成年雄鸟 - 1
    行为 觅食或者进食
  9. Northern Pintail Anas acuta
    ML474325 报告
    Northern Pintail - ML474325
    条评分 3
    5 条评分
    Larry Arbanas
    North Slope Borough, Alaska, United States
    年龄和性别 成年雌鸟 - 1; 成年雄鸟 - 2
    发声 鸣叫
    行为 飞行