blue-gray gnatcatcher 蓝灰蚋鹩 ; 灰蓝蚋莺
cuban gnatcatcher 古巴蚋莺
guianan gnatcatcher 圭亚那蚋莺
slate-throated gnatcatcher 灰喉蚋莺
white-lored gnatcatcher 白眼先蚋莺
N any of various small American songbirds of the genus Polioptila and related genera, typically having a long tail and a pale bluish-grey plumage: family Muscicapidae (Old World flycatchers, etc) 美洲食虫鸣禽类
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