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单词 Gallinago gallinago delicata
释义

Gallinago gallinago delicata

中文百科

威氏鹬 Wilson's snipe

(重定向自Gallinago gallinago delicata)
Wilson's Snipe near Lamoille, Nevada

威氏鹬(学名:Gallinago delicata)是一种细小及粗壮的涉禽。牠们以往被认为是田鹬的亚种。威氏鹬双翼边的白色较田鹬的窄,且有八对尾羽而非七对。

成年威氏鹬长23–28厘米,翼展39–45厘米。牠们双脚很短及呈灰绿色,喙很直很长。牠们主要呈斑褐色,下身较淡色。眼睛有一道深色斑纹,斑纹上下也有较浅色的斑纹。双翼有斑点。

威氏鹬栖息在加拿大及美国北部的沼泽、冻土层及潮湿草坪。在美国]]太平洋海岸的群落是留鸟,全年留在当地。东部群落会迁徙到美国南部及南美洲北部。但是由于全球暖化,牠们变得比100年前早迁回及迟离开繁殖地。例如在俄亥俄州,于1906年时牠们会于4月下旬迁徙;但现时则仍留在原地。

英语百科

Wilson's snipe 威氏鹬

(重定向自Gallinago gallinago delicata)
Wilson's Snipe near Lamoille, Nevada

Wilson's snipe (Gallinago delicata) is a small, stocky shorebird. This species was considered to be a subspecies of the common snipe (G. gallinago) until 2003 when it was given its own species status, though not all authorities recognized this immediately. Wilson's snipe differs from the latter species in having a narrower white trailing edge to the wings, and eight pairs of tail feathers instead of the typical seven of the common snipe. Its common name commemorates the American ornithologist Alexander Wilson.

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