Atoll Starling vs Common Starling
Aplonis feadensis 比較対象 Sturnus vulgaris
Side-by-Side Comparison
| 属性 | Atoll Starling | Common Starling |
|---|---|---|
| 学名 | Aplonis feadensis | Sturnus vulgaris |
| 目 | Passeriformes | Passeriformes |
| 科 | Sturnidae | Sturnidae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | 21.5 cm (8.5 in) |
| 翼開長 | 24.0 cm (9.4 in) | 37.0 cm (14.6 in) |
| 体重 | 72.0 g (2.54 oz) | 78.0 g (2.75 oz) |
| 食性 | -- | Omnivorous — insects and larvae (especially leatherjackets), earthworms, fruit, and seeds. Probes soil with open … |
| 一腹卵数 | 2 | 4-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Starling
Open countryside, farmland, parks, and urban areas. Forms enormous communal roosts in winter, especially in urban environments.
Song & Call Comparison
Atoll Starling
Common Starling
A complex mimic: rattles, whistles, clicks, and squeaks mixed with imitations of other birds. Song is a continuous medley. Also gives harsh 'scheer' alarm and chattering.
Geographic Range & Migration
Atoll Starling
Common Starling
Native to Europe, western Asia, and North Africa. Introduced to North America, South Africa, Australia, and New Zealand.
保全状況
Atoll Starling
Common Starling
How to Tell Them Apart
Atoll Starling
Common Starling
Glossy black plumage with iridescent purple and green sheen in breeding season. Winter plumage shows white spotting. Short tail and pointed wings in flight.
Long, pointed bill — yellow in breeding season, dark in winter
About These Birds
Atoll Starling
The Atoll Starling is a Near Threatened medium-sized starling found on islands of the Solomon archipelago in the southwestern Pacific. Weighing about 72g with a wingspan of 24cm, it has glossy dark plumage and forages in small flocks for fruit and insects in coastal forest and scrub. Island isolation makes it vulnerable to habitat change.
Common Starling
ホシムクドリ（Sturnus vulgaris）— ユーラシア原産で北米・豪州・南アフリカに移入された。金属光沢のある羽と白い斑点が特徴。巨大な群れ（マーモレーション）を形成する。