African River Martin vs Dusky Crag Martin
Pseudochelidon eurystomina в сравнении с Ptyonoprogne concolor
Side-by-Side Comparison
| Характеристика | African River Martin | Dusky Crag Martin |
|---|---|---|
| Научное название | Pseudochelidon eurystomina | Ptyonoprogne concolor |
| Отряд | Passeriformes | Passeriformes |
| Семейство | Hirundinidae | Hirundinidae |
| Охранный статус | Data Deficient | Least Concern |
| Длина | — | — |
| Размах крыльев | 23,8 cm (9.4 in) | 21,4 cm (8.4 in) |
| Масса | 26,0 g (0.92 oz) | 13,0 g (0.46 oz) |
| Питание | -- | -- |
| Размер кладки | 3 | 2-5 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Нет
African River Martin only
Dusky Crag Martin only
Нет
Охранный статус
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.