Angola Swallow vs Asian Plain Martin
Hirundo angolensis 对比 Riparia chinensis
Side-by-Side Comparison
| 属性 | Angola Swallow | Asian Plain Martin |
|---|---|---|
| 学名 | Hirundo angolensis | Riparia chinensis |
| 目 | Passeriformes | Passeriformes |
| 科 | Hirundinidae | Hirundinidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 23.3 cm (9.2 in) | 18.0 cm (7.1 in) |
| 体重 | 17.35 g (0.61 oz) | 9.75 g (0.34 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-4 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Angola Swallow
Least Concern
Asian Plain Martin
About These Birds
Angola Swallow
安哥拉燕分布于非洲中部的热带草原和农田，从刚果至安哥拉。体羽蓝黑色，腹部白色，翅下面白色。栖息于开阔的稀树草原和农业地带，以昆虫为食，常在低空飞翔捕食。与普通燕在外形上相似。
Asian Plain Martin
The Asian Plain Martin is a small, plain brown swallow found in South and Southeast Asia, typically near rivers and open ground. Weighing about 9.75g with a wingspan of 18cm, it is one of the smallest martins in the region. It nests in burrows in sandy banks and feeds on small flying insects.