Calayan Rail vs African Rail
Aptenorallus calayanensis 对比 Rallus caerulescens
Side-by-Side Comparison
| 属性 | Calayan Rail | African Rail |
|---|---|---|
| 学名 | Aptenorallus calayanensis | Rallus caerulescens |
| 目 | Gruiformes | Gruiformes |
| 科 | Rallidae | Rallidae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | — |
| 翼展 | — | 23.8 cm (9.4 in) |
| 体重 | 244.5 g (8.62 oz) | 160.25 g (5.65 oz) |
| 食性 | -- | -- |
| 产卵数 | 3 | 2-6 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Vulnerable
Calayan Rail
Least Concern
African Rail
About These Birds
Calayan Rail
Calayan Rail (Aptenorallus calayanensis), 20 cm. Brown above; grey underparts; yellow-green bill; short wings suggesting flightlessness. Discovered in 2004; endemic to Calayan Island, Philippines. Inhabits forest undergrowth. Omnivore. Endangered; tiny single-island range with minimal forest remaining.
African Rail
African Rail (Rallus caerulescens), 28 cm. Brown above with dark streaks; blue-grey underparts; barred white flanks; red bill and legs. Found in freshwater reedbeds and swamp margins across sub-Saharan Africa. Omnivore. Least Concern; common in wetland habitat.