Ferruginous Partridge vs Snow Partridge
Caloperdix oculeus 比較対象 Lerwa lerwa
Side-by-Side Comparison
| 属性 | Ferruginous Partridge | Snow Partridge |
|---|---|---|
| 学名 | Caloperdix oculeus | Lerwa lerwa |
| 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) | 37.3 cm (14.7 in) |
| 体重 | 210.5 g (7.43 oz) | 581.5 g (20.51 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | -- |
| 一腹卵数 | 8-10 | 2-7 |
| 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.
Snow Partridge
Series of clear, whistled 'wee-wee-wee-WEE' rising in pitch toward end. Alpine Himalayan species. Alarm is a harsh rattling chatter; call carries across open rocky terrain.
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.
Snow Partridge
保全状況
Ferruginous Partridge
Snow 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.
Snow Partridge
Upperparts densely barred black-and-white creating snow-speckled pattern; underparts chestnut-red streaked white; bill and legs red; sexes similar. Striking barred upperparts adapt to rocky snow-line habitat.
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。
Snow Partridge
A medium-sized partridge (~580 g) of family Phasianidae, with intricately barred black-and-white plumage and red bill and legs. Inhabits alpine and subalpine rocky slopes and meadows across the Himalayas and adjacent ranges at 3,000–5,000 m elevation. Forages for grass seeds, shoots, and insects. Least Concern; one of the highest-altitude dwelling partridges; well adapted to extreme cold and snow.