Alder Flycatcher vs Black-backed Tody-flycatcher
Empidonax alnorum 对比 Poecilotriccus pulchellus
Side-by-Side Comparison
| 属性 | Alder Flycatcher | Black-backed Tody-flycatcher |
|---|---|---|
| 学名 | Empidonax alnorum | Poecilotriccus pulchellus |
| 目 | Passeriformes | Passeriformes |
| 科 | Tyrannidae | Tyrannidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.7 cm (5.4 in) | 9.3 cm (3.7 in) |
| 体重 | 13.283333333333333 g (0.47 oz) | 7.949999999999999 g (0.28 oz) |
| 食性 | -- | -- |
| 产卵数 | 3-4 | -- |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Alder Flycatcher
Least Concern
Black-backed Tody-flycatcher
About These Birds
Alder Flycatcher
桤树霸鹟,体重约13克。繁殖于加拿大和美国北部的赤杨灌丛。以'fee-BEE-o'鸣声辨识。
Black-backed Tody-flycatcher
The Black-backed Tody-flycatcher is a small, patterned flycatcher of forest edges, dense thickets, and vine tangles in the Amazon basin of Colombia, Ecuador, and Peru. It has a black back and crown contrasting with its white and yellow underparts. It forages actively in dense vegetation for small insects.