Asian House Martin vs African River Martin
Delichon dasypus 对比 Pseudochelidon eurystomina
Side-by-Side Comparison
| 属性 | Asian House Martin | African River Martin |
|---|---|---|
| 学名 | Delichon dasypus | Pseudochelidon eurystomina |
| 目 | Passeriformes | Passeriformes |
| 科 | Hirundinidae | Hirundinidae |
| 保护状况 | Least Concern | Data Deficient |
| 体长 | — | — |
| 翼展 | 20.6 cm (8.1 in) | 23.8 cm (9.4 in) |
| 体重 | 18.0 g (0.63 oz) | 26.0 g (0.92 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-6 | 3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Asian House Martin
Data Deficient
African River Martin
About These Birds
Asian House Martin
The Asian House Martin is a small migratory swallow that breeds across central and eastern Asia, wintering in South and Southeast Asia. Weighing about 18g with a wingspan of 20.6cm, it closely resembles the common house martin with white underparts and a dark back. It nests colonially on cliff faces and buildings, feeding on aerial insects.
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.