Ferruginous Partridge vs Hainan Peacock-Pheasant
Caloperdix oculeus 比較対象 Polyplectron katsumatae
Side-by-Side Comparison
| 属性 | Ferruginous Partridge | Hainan Peacock-Pheasant |
|---|---|---|
| 学名 | Caloperdix oculeus | Polyplectron katsumatae |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Near Threatened | Endangered |
| 体長 | — | — |
| 翼開長 | 28.3 cm (11.1 in) | 32.4 cm (12.8 in) |
| 体重 | 210.5 g (7.43 oz) | 554.6 g (19.56 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Ground forager; eats seeds, fruits, and invertebrates in Hainan Island tropical forest. |
| 一腹卵数 | 8-10 | 1-2 |
| 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.
Hainan Peacock-Pheasant
Thin whistled 'kwi-kwi' display calls; Hainan endemic, one of world's rarest pheasants. Alarm is a sharp explosive 'kak'. Contact presumably low clucking. Very poorly documented vocally due to rarity.
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.
Hainan Peacock-Pheasant
Endemic to Hainan Island, China; resident of tropical broadleaf forest; critically endangered.
保全状況
Ferruginous Partridge
Hainan Peacock-Pheasant
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.
Hainan Peacock-Pheasant
Male brownish-black with blue-green iridescent ocelli on wings and tail; pinkish orbital skin; whitish-buff facial scaling. Female brown with small green ocelli; both sexes noticeably smaller than mainland relatives.
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。
Hainan Peacock-Pheasant
A small, critically threatened Phasianidae pheasant (~555 g) endemic to the tropical forests of Hainan Island, China. Males bear iridescent blue-green ocelli on a brown ground. Very few individuals remain in severely fragmented habitats. Feeds on seeds and invertebrates. Endangered from near-total loss of original forest cover.