Ferruginous Partridge vs Blue Eared-pheasant
Caloperdix oculeus 比較対象 Crossoptilon auritum
Side-by-Side Comparison
| 属性 | Ferruginous Partridge | Blue Eared-pheasant |
|---|---|---|
| 学名 | Caloperdix oculeus | Crossoptilon auritum |
| 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) | 59.1 cm (23.3 in) |
| 体重 | 210.5 g (7.43 oz) | 1785.0 g (62.96 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Omnivorous; digs for tubers, roots, and invertebrates; eats seeds, berries, and shoots in montane forests … |
| 一腹卵数 | 8-10 | 6-12 |
| 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.
Blue Eared-pheasant
Loud, resonant 'gaa-gaa-GAAK' calls with slight bugling quality; Sichuan-Qinghai mountain species. Flock communication noisy. Alarm is loud explosive barking; white ear tufts raised during calling.
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.
Blue Eared-pheasant
Resident of forest, scrub, and alpine meadow in central and eastern China (Qinghai, Gansu, Sichuan, Shaanxi), at 2,000–4,000 m.
保全状況
Ferruginous Partridge
Blue Eared-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.
Blue Eared-pheasant
Predominantly blue-grey with darker blue primaries; black crown; long white ear tufts; graduated tail with white bases and dark-tipped glossy black outer feathers; red facial skin. Sexes alike.
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。
Blue Eared-pheasant
A large Phasianidae pheasant (~1.79 kg) of high coniferous and mixed forests in central China. Slate-blue plumage contrasts with crimson legs and long, drooping white ear tufts. Gregarious; flocks excavate roots and bulbs. Adapts to high elevations up to 4,000 m in summer. Least Concern.