Ryukyu Woodpigeon vs Pohnpei Fruit-dove
Columba jouyi 比較対象 Ptilinopus ponapensis
Side-by-Side Comparison
| 属性 | Ryukyu Woodpigeon | Pohnpei Fruit-dove |
|---|---|---|
| 学名 | Columba jouyi | Ptilinopus ponapensis |
| 目 | Columbiformes | Columbiformes |
| 科 | Columbidae | Columbidae |
| 保全状況 | Extinct | Least Concern |
| 体長 | — | — |
| 翼開長 | — | 25.4 cm (10.0 in) |
| 体重 | — | 105.0 g (3.70 oz) |
| 食性 | -- | -- |
| 一腹卵数 | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Ryukyu Woodpigeon
さえずり
Deep, resonant cooing; rich notes with carrying quality through dense forest in West Africa. Vocalization pattern typical of this species in its native habitat.
Pohnpei Fruit-dove
保全状況
Extinct
Ryukyu Woodpigeon
Least Concern
Pohnpei Fruit-dove
How to Tell Them Apart
Ryukyu Woodpigeon
羽毛
Ryukyu Woodpigeon: extinct; dark glossy above; iridescent neck; pale below; Ryukyu island endemic; extinct through hunting
Pohnpei Fruit-dove
About These Birds
Ryukyu Woodpigeon
リュウキュウカラスバト(Columba jouyi)は絶滅した大型のハトで、かつて南西諸島（琉球列島）の沖縄島と慶良間島に生息していました。体長約45cmで、虹色の光沢のある黒い体と白い後翼覆羽が特徴的でした。森林破壊と過剰な狩猟により20世紀初頭に絶滅しました。
Pohnpei Fruit-dove
Pohnpei Fruit-dove (Ptilinopus ponapensis), 22 cm. Green with a lilac head and an orange-yellow breast; endemic to Pohnpei, Micronesia. Occupies primary forest above 200 m on this volcanic island. Frugivore. Vulnerable; total range barely exceeds 100 km².