Marquesan Swamphen vs Ridgway's Rail
Porphyrio paepae 比較対象 Rallus obsoletus
Side-by-Side Comparison
| 属性 | Marquesan Swamphen | Ridgway's Rail |
|---|---|---|
| 学名 | Porphyrio paepae | Rallus obsoletus |
| 目 | Gruiformes | Gruiformes |
| 科 | Rallidae | Rallidae |
| 保全状況 | Extinct | Near Threatened |
| 体長 | — | — |
| 翼開長 | — | 29.6 cm (11.7 in) |
| 体重 | — | 295.0 g (10.41 oz) |
| 食性 | -- | -- |
| 一腹卵数 | -- | 4-14 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Extinct
Marquesan Swamphen
Near Threatened
Ridgway's Rail
About These Birds
Marquesan Swamphen
Marquesan Swamphen (Porphyrio paepae) is an extinct flightless swamphen known only from subfossil bones from the Marquesas Islands, French Polynesia. Lost following Polynesian settlement and later European contact. Part of the broader pattern of Pacific island rail extinctions linked to human arrival and introduced rats.
Ridgway's Rail
Ridgway's Rail (Rallus obsoletus), 38 cm. Long-billed; brown above; rufous breast; barred flanks. Found in coastal saltmarshes and freshwater marshes of California and Baja California. Omnivore: crabs, fish, invertebrates. Endangered; severe tidal marsh loss and sea-level rise.