Black-and-rufous Swallow vs African River Martin
Hirundo nigrorufa 比較対象 Pseudochelidon eurystomina
Side-by-Side Comparison
| 属性 | Black-and-rufous Swallow | African River Martin |
|---|---|---|
| 学名 | Hirundo nigrorufa | Pseudochelidon eurystomina |
| 目 | Passeriformes | Passeriformes |
| 科 | Hirundinidae | Hirundinidae |
| 保全状況 | Least Concern | Data Deficient |
| 体長 | — | — |
| 翼開長 | 21.4 cm (8.4 in) | 23.8 cm (9.4 in) |
| 体重 | 14.5 g (0.51 oz) | 26.0 g (0.92 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-3 | 3 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Black-and-rufous Swallow
Data Deficient
African River Martin
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。
African River Martin
The African River Martin is a data-deficient swallow of the Hirundinidae family, with a wingspan of about 24 cm and a weight of 26 g. It is a poorly known species of the Congo River basin, roosting in vast numbers on sandy river islands during the dry season.