Silvery Pigeon vs Pohnpei Fruit-dove
Columba argentina 比較対象 Ptilinopus ponapensis
Side-by-Side Comparison
| 属性 | Silvery Pigeon | Pohnpei Fruit-dove |
|---|---|---|
| 学名 | Columba argentina | Ptilinopus ponapensis |
| 目 | Columbiformes | Columbiformes |
| 科 | Columbidae | Columbidae |
| 保全状況 | Critically Endangered | Least Concern |
| 体長 | — | — |
| 翼開長 | 46.9 cm (18.5 in) | 25.4 cm (10.0 in) |
| 体重 | 330.0 g (11.64 oz) | 105.0 g (3.70 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Silvery Pigeon
Deep, resonant cooing; rich notes with carrying quality through dense Ryukyu Island forest. Vocalization pattern typical of this species in its native habitat.
Pohnpei Fruit-dove
保全状況
Silvery Pigeon
Pohnpei Fruit-dove
How to Tell Them Apart
Silvery Pigeon
Silvery Pigeon: silvery-gray overall; pale underparts; subtle plumage; critically endangered Southeast Asian island species
Pohnpei Fruit-dove
About These Birds
Silvery Pigeon
Silvery Pigeon (Columba argentina) — 36–40 cm. Pale silver-grey overall; darker back; pinkish bill; no distinctive markings. Inhabits small forested islands and coastal areas of Indonesia (Sumatra, Borneo region). Frugivore. Endangered; known from very few records and facing severe pressure from deforestation and hunting.
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.