Black Partridge vs Altai Snowcock
Melanoperdix niger 比較対象 Tetraogallus altaicus
Side-by-Side Comparison
| 属性 | Black Partridge | Altai Snowcock |
|---|---|---|
| 学名 | Melanoperdix niger | Tetraogallus altaicus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Vulnerable | Least Concern |
| 体長 | — | — |
| 翼開長 | 26.8 cm (10.6 in) | 56.9 cm (22.4 in) |
| 体重 | 280.5 g (9.89 oz) | 2770.0 g (97.71 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Bornean and Sumatran lowland rainforests. Scratches … | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| 一腹卵数 | 2-6 | 4-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black Partridge
Infrequently recorded; gives a series of sharp, nasal 'krek' calls from peat swamp forest floor. Alarm is a low explosive cluck; poorly documented due to rarity and secretive habits.
Altai Snowcock
Loud, ringing whistled 'whi-WHEEE' echoing across Altai alpine slopes; deeper than Tibetan Snowcock due to larger size. Alarm is rapid barking. Calls at dawn from rocky ridgelines.
Geographic Range & Migration
Black Partridge
Resident in lowland and montane forest of the Thai-Malay Peninsula, Sumatra, and Borneo up to 1,500 m. Found in primary forest.
Altai Snowcock
Resident of alpine rocky slopes and grassy hillsides in the Altai and Sayan mountains of Russia, Kazakhstan, and western Mongolia, at 2,000–4,000 m.
保全状況
Black Partridge
Altai Snowcock
How to Tell Them Apart
Black Partridge
Strongly dimorphic: male is entirely glossy jet black; female is rich rufous-chestnut with dark barring on wings and finely scaled underparts. Extreme sexual dimorphism with no overlap in colour.
Altai Snowcock
Largest snowcock; grey-brown upperparts with buff streaks; white underparts with grey breast; rufous necklace streaks on lower neck; white outer tail in flight; whitish face with dark ear patch. Sexes …
About These Birds
Black Partridge
ボルネオ島とスマトラ島の低地熱帯雨林に生息するブラックウッドパートリッジ。体長25〜28cm。雄は全身黒色で光沢がある。森林の地上で昆虫や種子を採食する。生息地の伐採により脆弱種に分類。
Altai Snowcock
アルタイセッケイはアルタイ山脈の高山地帯に生息する大型のキジ科の鳥です。険しい岩場の斜面を好み、植物の種子や葉を食べます。