尾部覆羽，展示用，汉堡大学动物学会和动物博物馆。
Tail covert, display, Institute of Zoology and Zoological Museum, University of Hamburg.
尾部覆羽，用于开屏展示，汉堡大学动物学会和动物博物馆。
Tail covert, fan display, Institute of Zoology and Zoological Museum, University of Hamburg.
大咬鹃一种中美洲鸟，羽毛为鲜艳的铜绿色和红色，雄鸟有平滑的长尾覆羽。
A Central American bird that has brilliant bronze-green and red plumage and, in the male, long flowing tail feathers.
第一只是黄眉柳莺，次级飞羽暗色的基部及以黑色为中心的大覆羽留下的选择很少。
First warbler Yellow-browed, the dark bases to the secondaries and black-centred greater coverts leave few other options.
欧盟资助的一项研究中，意大利热那亚大学的亚历山德罗•波塔罗设计出一种微小型角质蛋白刷毛，他仿照了鸟身上叫做覆羽那种最小的羽毛。
In research funded by the European Union, Alessandro Bottaro of the University of Genoa in Italy has devised small keratin bristles that mimic the smallest type of bird feathers, known as coverts.
欧盟资助的一项研究中，意大利热那亚大学的亚历山德罗•波塔罗设计出一种微小型角质蛋白刷毛，他仿照了鸟身上叫做覆羽那种最小的羽毛。
In research funded by the European Union, Alessandro Bottaro of the University of Genoa in Italy has devised small keratin bristles that mimic the smallest type of bird feathers, known as coverts.
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