Black-and-rufous Swallow vs Bahama Swallow
Hirundo nigrorufa 比較対象 Tachycineta cyaneoviridis
Side-by-Side Comparison
| 属性 | Black-and-rufous Swallow | Bahama Swallow |
|---|---|---|
| 学名 | Hirundo nigrorufa | Tachycineta cyaneoviridis |
| 目 | Passeriformes | Passeriformes |
| 科 | Hirundinidae | Hirundinidae |
| 保全状況 | Least Concern | Endangered |
| 体長 | — | — |
| 翼開長 | 21.4 cm (8.4 in) | 22.5 cm (8.9 in) |
| 体重 | 14.5 g (0.51 oz) | 17.63333333333333 g (0.62 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-3 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Black-and-rufous Swallow
Endangered
Bahama Swallow
About These Birds
Black-and-rufous Swallow
クロアカツバメ(Hirundo nigrorufa)はアンゴラ・ナミビア・ボツワナ・ジンバブエの南部アフリカの開けた木のある草地・農地に生息するツバメ科の鳥(体長15〜17 cm)。黒い上面と赤みがかった下面が特徴。飛翔しながら昆虫を捕食。
Bahama Swallow
The Bahama Swallow is an Endangered swallow endemic to the Bahamas, weighing about 17.6g with a wingspan of 22.5cm. It has iridescent blue-green upperparts and white underparts, and breeds in pine woodlands. Habitat loss and introduced predators threaten its small and declining population.