Ferruginous Partridge vs Crimson-headed Partridge
Caloperdix oculeus 比較対象 Haematortyx sanguiniceps
Side-by-Side Comparison
| 属性 | Ferruginous Partridge | Crimson-headed Partridge |
|---|---|---|
| 学名 | Caloperdix oculeus | Haematortyx sanguiniceps |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | — |
| 翼開長 | 28.3 cm (11.1 in) | 31.1 cm (12.2 in) |
| 体重 | 210.5 g (7.43 oz) | 315.0 g (11.11 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Forages in Bornean hill forest for seeds, fruits, and invertebrates; scratches leaf litter on steep … |
| 一腹卵数 | 8-10 | 8-9 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Crimson-headed Partridge
Loud, repeated 'wee-WEE-oo' whistle from Bornean montane forest floor; melodic and pure. Pairs occasionally duet. Alarm is sharp staccato cackle. Contact calls low clucking.
Geographic Range & Migration
Ferruginous Partridge
Resident in lowland rainforest of the Thai-Malay Peninsula, Sumatra, and Borneo. Found in flat or gently sloping lowland forest.
Crimson-headed Partridge
Endemic to Borneo; resident of hill and lower montane forest in Sabah, Sarawak, and Kalimantan, mainly at 300–1,500 m.
保全状況
Ferruginous Partridge
Crimson-headed Partridge
How to Tell Them Apart
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.
Crimson-headed Partridge
Striking male with vivid crimson-red head contrasting with black body; white belly with black scaling; red legs. Female duller: brown where male is black, orange-buff head lacks brilliant crimson of …
About These Birds
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。
Crimson-headed Partridge
ムラサキアカシギはボルネオ（特にキナバル山・クロッカー山脈）の山地林固有の特徴的なキジ科のヤマウズラ（体重約315 g）。雄は鮮やかな深紅色の頭部と暗褐色の体が対照的。地面を歩いて種子・小型無脊椎動物を採食。主に標高900 m以上の森林に限定。軽度懸念。