scaup duck绯红色紫繁缕;头鸭
Lesser Scaup小潜鸭;小斑背潜鸭
Greater Scaup斑背潜鸭;铃鸭
Lesser Scaup male小急
Greater-Scaup斑背潜鸭
lesser scaup duck小斑背潜鸭
New Zealand Scaup新西兰潜鸭
Aythya affinis Lesser Scaup小潜鸭
Aythya marila Greater Scaup斑背潜鸭
N（名词） either of two diving ducks, Aythya marila (greater scaup) or A. affinis (lesser scaup), of Europe and America, having a black-and-white plumage in the male 斑背潜鸭 (Also called (US) bluebill, broadbill)