Red-knobbed Coot vs Kosrae Crake
Fulica cristata 比較対象 Zapornia monasa
Side-by-Side Comparison
| 属性 | Red-knobbed Coot | Kosrae Crake |
|---|---|---|
| 学名 | Fulica cristata | Zapornia monasa |
| 目 | Gruiformes | Gruiformes |
| 科 | Rallidae | Rallidae |
| 保全状況 | Least Concern | Extinct |
| 体長 | — | — |
| 翼開長 | 42.4 cm (16.7 in) | — |
| 体重 | 754.0 g (26.60 oz) | — |
| 食性 | -- | -- |
| 一腹卵数 | 5-7 | -- |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Red-knobbed Coot
Extinct
Kosrae Crake
About These Birds
Red-knobbed Coot
Red-knobbed Coot (Fulica cristata) is a 38–44 cm Afrotropical and Iberian coot. Resembles Eurasian Coot but has two red knobs at the top of the white frontal shield in breeding plumage. Inhabits freshwater lakes and marshes across sub-Saharan Africa and Spain/Morocco. Feeds on aquatic plants and invertebrates by diving. Vulnerable in Europe.
Kosrae Crake
Kosrae Crake (Zapornia monasa) is an extinct flightless rail formerly endemic to Kosrae in the Caroline Islands, Micronesia. Known from bones and a single 19th-century description. Dark plumage, reduced wings. Extirpated following Polynesian and later European settlement; likely lost to introduced rats and cats.