https://dongniao.net/nd/204/%E6%96%91%E8%83%8C%E6%BD%9C%E9%B8%AD/Greater+Scaup/Greater+Scaup
斑背潜鸭 - Greater Scaup - Aythya marila - 懂鸟 - 鸟类图片鸣声识别与资讯
懂鸟 - 斑背潜鸭 - Greater Scaup - Aythya marila ，图片鸣声识别全球鸟类。鸟类鉴别、资料、图、鸣声、分布、亚种、繁殖、生态等相关资料查询，观鸟拍鸟必备。
greater scaupaythya marila
https://www.windowtowildlife.com/greater-scaup-lakeshore-state-park-milwaukee-wisconsin-january-14-2018/
Greater Scaup at Lakeshore State Park in Milwaukee Wisconsin on January 14, 2018 - Window to...
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https://www.ibirding.cn/anseriformes/anatidae/3072/
斑背潜鸭 Greater Scaup - iBirding
greater scaup
https://www.pasaridinromania.com/search/label/Greater%20scaup?m=0
PASARI DIN ROMANIA: Greater scaup
Un blog despre pasarile din Romania, despre ornitologie, natura, birds. specii
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