Ferruginous Partridge vs Grey Francolin
Caloperdix oculeus 比較対象 Ortygornis pondicerianus
Side-by-Side Comparison
| 属性 | Ferruginous Partridge | Grey Francolin |
|---|---|---|
| 学名 | Caloperdix oculeus | Ortygornis pondicerianus |
| 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) | — |
| 体重 | 210.5 g (7.43 oz) | 337.5 g (11.90 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Feeds on seeds, grain, invertebrates, and berries in open scrub and farmland of South Asia. |
| 一腹卵数 | 8-10 | 6-10 |
| 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 Francolin
Loud, repetitive 'tee-tee-tee-teetar' calls; Indian scrubland species with cackling quality. Pairs call in duet. Alarm is rapid 'kek-kek-kek' cackle. Very vocal 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 Francolin
Resident of dry grassland, scrub, and farmland across the Indian Subcontinent from Pakistan and India to Sri Lanka and Nepal.
保全状況
Ferruginous Partridge
Grey Francolin
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 Francolin
Pale sandy-grey upperparts finely vermiculated buff and dark brown; buff-white underparts with dark brown streaking; orange-rufous throat with dark border; red bill base. Sexes similar; female paler throat.
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 Francolin
A common small Phasianidae francolin (~338 g) of open scrub, semi-arid grassland, and farmland from the Middle East through the Indian subcontinent. Sandy-grey with intricate barring; throat pale orange. Gregarious; utters a characteristic loud call at dawn and dusk. Omnivorous ground forager. Least Concern.