紅頸瓣蹼鷸
鷸科|瓣蹼鷸屬
學(xué)名:Numenius minutus
英名:Red-necked Phalarope
形態(tài):小型水禽,體長18-21cm。嘴細(xì)而尖,黑色。腳亦為黑色,趾具瓣蹼。夏季雌鳥前頸栗紅色,并向兩側(cè)往上延伸到眼后,形成一栗紅色環(huán)帶,背、肩部有橙黃色縱帶。頦、喉白色,胸側(cè)和兩脅灰色,其余下體白色。雄鳥似雌鳥,但體形較小,上體較淡,頸部環(huán)帶棕紅色。冬羽上體灰色,具白色羽緣;額、頰、頸側(cè)和下體白色,眼后有條狀黑斑。飛翔時(shí)翅上有白色翅帶,腰兩側(cè)白色。
虹膜褐色;嘴黑色;腳黑色。
分布:中國東部沿海地區(qū)有分布。在保護(hù)區(qū)屬罕見的旅鳥,近5年內(nèi)沒有監(jiān)測到。
習(xí)性:海洋性鷸類,繁殖于北極苔原地帶,非繁殖期多在近海淺水處活動(dòng)。喜結(jié)群活動(dòng)。主要以水生昆蟲、甲殼類和軟體動(dòng)物為食。
ID: Small water bird.Body length 18-2lcm.Black bill fine, needle-like.Legs black.Toes lobed.Female breeding has chestnut on foreneck to behind eyes forming a band, orange-brown bands on mantle and scapulars, chin and throat white, breast sides and flanks grey, the other parts of underbody white.Male similar but smaller, with paler upperbody and paler neck band.Non-breeders upperbody grey fringed white, forehead, cheeks, neck sides to underbody white and black patch behind eye.White wing bars and sides of rump prominent in flight.
BP: Eyes brown; bill black; tarsi black.
SD: Rare migrant.No record in recent five years.
HH: Oceanic shorebird.Breeds in arctic tundras.Winters at coastal shallows in flocks.Feeds mainly on aquatic insects, crustaceans and molluscs.
紅頸瓣蹼鷸[攝影 柴勇]
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