African River Martin vs Bahama Swallow
Pseudochelidon eurystomina в сравнении с Tachycineta cyaneoviridis
Side-by-Side Comparison
| Характеристика | African River Martin | Bahama Swallow |
|---|---|---|
| Научное название | Pseudochelidon eurystomina | Tachycineta cyaneoviridis |
| Отряд | Passeriformes | Passeriformes |
| Семейство | Hirundinidae | Hirundinidae |
| Охранный статус | Data Deficient | Endangered |
| Длина | — | — |
| Размах крыльев | 23,8 cm (9.4 in) | 22,5 cm (8.9 in) |
| Масса | 26,0 g (0.92 oz) | 17,63333333333333 g (0.62 oz) |
| Питание | -- | -- |
| Размер кладки | 3 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
African River Martin only
Bahama Swallow only
Охранный статус
Data Deficient
African River Martin
Endangered
Bahama Swallow
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.
Bahama Swallow
The Bahama Swallow is an Endangered swallow endemic to the Bahamas, weighing about 17.6g with a wingspan of 22.5cm. It has iridescent blue-green upperparts and white underparts, and breeds in pine woodlands. Habitat loss and introduced predators threaten its small and declining population.