Okinawa Rail vs Marquesan Swamphen
Hypotaenidia okinawae 比較対象 Porphyrio paepae
Side-by-Side Comparison
| 属性 | Okinawa Rail | Marquesan Swamphen |
|---|---|---|
| 学名 | Hypotaenidia okinawae | Porphyrio paepae |
| 目 | Gruiformes | Gruiformes |
| 科 | Rallidae | Rallidae |
| 保全状況 | Endangered | Extinct |
| 体長 | — | — |
| 翼開長 | 28.6 cm (11.3 in) | — |
| 体重 | 434.0 g (15.31 oz) | — |
| 食性 | -- | -- |
| 一腹卵数 | 2-3 | -- |
| Population Trend | — | — |
Habitat Comparison
保全状況
Endangered
Okinawa Rail
Extinct
Marquesan Swamphen
About These Birds
Okinawa Rail
Okinawa Rail (Hypotaenidia okinawae), 30 cm. Dark brown above; white-barred underparts; red bill and legs. Flightless or near-flightless; endemic to the northern forests of Okinawa, Japan. Omnivore: invertebrates and plant material. Endangered; fewer than 1,500 individuals; threatened by mongoose and traffic.
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.