Red-legged Partridge vs Crested Partridge
Alectoris rufa 比較対象 Rollulus rouloul
Side-by-Side Comparison
| 属性 | Red-legged Partridge | Crested Partridge |
|---|---|---|
| 学名 | Alectoris rufa | Rollulus rouloul |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Near Threatened | Vulnerable |
| 体長 | — | — |
| 翼開長 | 31.1 cm (12.2 in) | 27.2 cm (10.7 in) |
| 体重 | 489.5 g (17.27 oz) | 250.5 g (8.84 oz) |
| 食性 | Omnivorous; eats seeds, plant shoots, berries, and invertebrates in rocky farmland and scrub of SW … | Forages on floor of Southeast Asian lowland rainforests for seeds, fallen fruits, and invertebrates. Scratches … |
| 一腹卵数 | 11-13 | 4-6 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Red-legged Partridge
Loud, rhythmic 'chuck-chu-chukar' or 'chuk-chuk-chukAR' calls; European farmland with slightly nasal quality. Alarm is rapid harsh cackling. Pairs call in duet. Very vocal at dusk on Spanish farmland.
Crested Partridge
High-pitched, thin whistled 'seee' repeated persistently; metallic and insect-like. Males call from forest floor, rarely seen. Alarm is an explosive low grunt followed by rapid wing beats.
Geographic Range & Migration
Red-legged Partridge
Resident of rocky hillsides, scrub, and farmland in France, Iberian Peninsula, and UK (introduced); native to southwest Europe.
Crested Partridge
Resident in lowland and foothill rainforest of Myanmar, Thailand, Malaysia, Sumatra, and Borneo. Found below 1,500 m.
保全状況
Red-legged Partridge
Crested Partridge
How to Tell Them Apart
Red-legged Partridge
Blue-grey upperparts; bold chestnut and white barred flanks; white face and throat bordered by black gorget with black streaks; red bill and legs; grey-blue breast; brown back. Sexes similar; iconic …
Crested Partridge
Male is dark glossy green-black with vivid red-crimson erectile crest; red orbital skin; chestnut wings. Female is entirely bright emerald green with brown wings, red legs, and grey head; among …
About These Birds
Red-legged Partridge
ヨーロッパ南西部（スペイン、フランス、イギリス等）の岩地や乾燥した草地に生息するヤマウズラ（体長32〜35cm）。赤い嘴と脚、黒・白・栗色のストライプが特徴的。Alectoris rufa（アカアシヤマウズラ）はゲームバードとして狩猟の対象となり、広くヨーロッパに移入されてきた。現在は生息地の減少により個体数が減少傾向にある。Phasianidae科。
Crested Partridge
A small partridge (~250 g) of family Phasianidae, males with vivid crimson crest and iridescent green plumage. Found in lowland tropical rainforests of Southeast Asia including Thailand, Malaysia, Sumatra, and Borneo. Forages on the forest floor for fallen seeds, fruits, and invertebrates. Vulnerable; dependent on primary lowland forest, heavily impacted by deforestation and palm oil expansion.