tail-coverts

tail-coverts

美 　英

• 网络覆尾羽

例句

Females were Olive- green -brown all over, although paler below, except for the white under tail coverts.

雌性全身呈橄榄绿-褐色，但下部颜色要淡。

Its tail is long and black with gray upper tail coverts and orange brown under tail coverts .

尾羽修长黑色，尾上覆羽灰色，尾下覆羽橙褐色。