Roviana Rail vs Marquesan Swamphen
Hypotaenidia rovianae 对比 Porphyrio paepae
Side-by-Side Comparison
| 属性 | Roviana Rail | Marquesan Swamphen |
|---|---|---|
| 学名 | Hypotaenidia rovianae | Porphyrio paepae |
| 目 | Gruiformes | Gruiformes |
| 科 | Rallidae | Rallidae |
| 保护状况 | Least Concern | Extinct |
| 体长 | — | — |
| 翼展 | 29.1 cm (11.5 in) | — |
| 体重 | 353.1 g (12.46 oz) | — |
| 食性 | -- | -- |
| 产卵数 | 2-3 | -- |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Roviana Rail
Extinct
Marquesan Swamphen
About These Birds
Roviana Rail
Roviana Rail (Hypotaenidia rovianae), 28 cm. Brown and white barred; red bill. Endemic to New Georgia and Vangunu Islands, Solomon Islands. Inhabits grassland and open scrub. Omnivore. Endangered; restricted range with logging and introduced predator pressure.
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.