Sumatran Partridge vs Ferruginous Partridge
Arborophila sumatrana 比較対象 Caloperdix oculeus
Side-by-Side Comparison
| 属性 | Sumatran Partridge | Ferruginous Partridge |
|---|---|---|
| 学名 | Arborophila sumatrana | Caloperdix oculeus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 28.2 cm (11.1 in) | 28.3 cm (11.1 in) |
| 体重 | 336.0 g (11.85 oz) | 210.5 g (7.43 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Sumatran montane forests. Scratches leaf litter … | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … |
| 一腹卵数 | -- | 8-10 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sumatran Partridge
Resonant, slow 'phoo-WHEEE' whistle; Sumatran endemic with soft, slightly mournful tone. Calling bird remains concealed. Alarm note a quick repeated 'kik'; flock contact involves quiet murmuring.
Ferruginous Partridge
Sharp, staccato 'krik-krik-krik' calls from lowland rainforest; often given in duet. Alarm is a loud, rapid chattering rattle; contact notes between pairs soft and clucking.
Geographic Range & Migration
Sumatran Partridge
Endemic to southern Sumatra in Lampung and South Sumatra provinces at 200-1,200 m. Found in lowland and hill forest.
Ferruginous Partridge
Resident in lowland rainforest of the Thai-Malay Peninsula, Sumatra, and Borneo. Found in flat or gently sloping lowland forest.
保全状況
Sumatran Partridge
Ferruginous Partridge
How to Tell Them Apart
Sumatran Partridge
Dark brown above with buff streaking; throat buff-white; breast grey-brown; flanks grey with white streaks; bare red eye-ring; Sumatran endemic with no bold colour features; cryptic forest floor colouring.
Ferruginous Partridge
Rich ferruginous (deep rusty-orange) overall; upperparts black-and-rufous barred; flanks black boldly spotted white; bare red facial skin; underparts rufous-orange; one of the most vividly coloured Southeast Asian partridges.
About These Birds
Sumatran Partridge
キジ科に属する中型のシャコ（約335g）で、茶褐色の羽毛と鱗状の腹部を持つ。スマトラ島固有種で、標高600〜2,000mの原生林・二次林の高地に生息する。種子・ベリー・無脊椎動物を求めて林床で採食する。軽度懸念；スマトラの山地林は保護区内に相当量が残存し、安定した個体群を支えている。
Ferruginous Partridge
体重約210gの錆赤色・黒白の斑点を持つヤマウズラ。マレーシア・スマトラ・ボルネオに生息する準絶滅危惧種。