Ferruginous Partridge vs Grey Peacock-Pheasant
Caloperdix oculeus 比較対象 Polyplectron bicalcaratum
Side-by-Side Comparison
| 属性 | Ferruginous Partridge | Grey Peacock-Pheasant |
|---|---|---|
| 学名 | Caloperdix oculeus | Polyplectron bicalcaratum |
| 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) | 40.2 cm (15.8 in) |
| 体重 | 210.5 g (7.43 oz) | 479.75 g (16.92 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Omnivorous forest floor forager; takes seeds, fruits, invertebrates, and small vertebrates in mainland SE Asia. |
| 一腹卵数 | 8-10 | 2-5 |
| 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.
Grey Peacock-Pheasant
Loud, penetrating 'kow-WEE' whistle; most vocal of peacock-pheasants, ringing through SE Asian forest. Male calls while displaying ocellated tail. Alarm is sharp 'kak'. Heard at dawn and dusk.
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.
Grey Peacock-Pheasant
Resident of hill and montane forest from northeastern India and Bangladesh east through Myanmar to southern China and mainland Southeast Asia.
保全状況
Ferruginous Partridge
Grey 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.
Grey Peacock-Pheasant
Grey-brown with buff-white shaft streaks and dark vermiculations; large oval iridescent green and purple ocelli on wing coverts and tail; white-scaled face; yellow orbital skin. Female similar but smaller ocelli.
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。
Grey Peacock-Pheasant
The most widespread Polyplectron peacock-pheasant (~480 g), inhabiting forest understorey from northeastern India through mainland Southeast Asia. Males are grey-brown peppered with violet-green ocelli. Forages on the ground for seeds, invertebrates, and small reptiles. Tolerates secondary forest; Least Concern.