African River Martin vs Dusky Crag Martin
Pseudochelidon eurystomina مقارنةً بـ Ptyonoprogne concolor
Side-by-Side Comparison
| السمة | African River Martin | Dusky Crag Martin |
|---|---|---|
| الاسم العلمي | Pseudochelidon eurystomina | Ptyonoprogne concolor |
| الرتبة | Passeriformes | Passeriformes |
| الفصيلة | Hirundinidae | Hirundinidae |
| حالة الحفاظ | Data Deficient | Least Concern |
| الطول | — | — |
| طول الجناح | 23,8 cm (9.4 in) | 21,4 cm (8.4 in) |
| الوزن | 26,0 g (0.92 oz) | 13,0 g (0.46 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 3 | 2-5 |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
بلا
African River Martin only
Dusky Crag Martin only
بلا
حالة الحفاظ
Data Deficient
African River Martin
Least Concern
Dusky Crag Martin
About These Birds
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.