African River Martin vs Dusky Crag Martin
Pseudochelidon eurystomina ile kıyaslandığında Ptyonoprogne concolor
Side-by-Side Comparison
| Özellik | African River Martin | Dusky Crag Martin |
|---|---|---|
| Bilimsel Ad | Pseudochelidon eurystomina | Ptyonoprogne concolor |
| Takım | Passeriformes | Passeriformes |
| Familya | Hirundinidae | Hirundinidae |
| Koruma Durumu | Data Deficient | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 23,8 cm (9.4 in) | 21,4 cm (8.4 in) |
| Ağırlık | 26,0 g (0.92 oz) | 13,0 g (0.46 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 3 | 2-5 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Hiçbiri
African River Martin only
Dusky Crag Martin only
Hiçbiri
Koruma Durumu
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.