Silvery Pigeon vs Shining Imperial-pigeon
Columba argentina 比較対象 Ducula chalconota
Side-by-Side Comparison
| 属性 | Silvery Pigeon | Shining Imperial-pigeon |
|---|---|---|
| 学名 | Columba argentina | Ducula chalconota |
| 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) | 42.4 cm (16.7 in) |
| 体重 | 330.0 g (11.64 oz) | 553.5 g (19.52 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 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.
Shining Imperial-pigeon
保全状況
Silvery Pigeon
Shining Imperial-pigeon
How to Tell Them Apart
Silvery Pigeon
Silvery Pigeon: silvery-gray overall; pale underparts; subtle plumage; critically endangered Southeast Asian island species
Shining Imperial-pigeon
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.
Shining Imperial-pigeon
Shining Imperial-pigeon (Ducula chalconota), 38 cm. Richly iridescent bronze-green upperparts with a contrasting pale grey head and underparts. Found in montane forest of New Guinea from 700 to 2,200 m. Frugivore. Least Concern; common in hill and montane forest.