Altai Snowcock vs Chestnut-necklaced Partridge
Tetraogallus altaicus 比較対象 Tropicoperdix charltonii
Side-by-Side Comparison
| 属性 | Altai Snowcock | Chestnut-necklaced Partridge |
|---|---|---|
| 学名 | Tetraogallus altaicus | Tropicoperdix charltonii |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 56.9 cm (22.4 in) | — |
| 体重 | 2770.0 g (97.71 oz) | 270.0 g (9.52 oz) |
| 食性 | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … | Ground forager; eats seeds, berries, invertebrates, and small animals in SE Asian lowland and foothill … |
| 一腹卵数 | 4-15 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Chestnut-necklaced Partridge
Clear, ringing 'wii-OO' whistle from Bornean forest understorey; pure and slightly mournful. Alarm is a sharp explosive 'kek'. Pairs call in loose coordination at dawn. Contact notes low, clucking.
Geographic Range & Migration
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.
Chestnut-necklaced Partridge
Resident of lowland and hill forest in peninsular Malaysia, Sumatra, and southern Thailand, from sea level to 1,000 m.
保全状況
Altai Snowcock
Chestnut-necklaced Partridge
How to Tell Them Apart
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 …
Chestnut-necklaced Partridge
Brown upperparts with dark scaling; broad chestnut pectoral band across buff-white breast; white supercilium; pale orange-buff flanks; green legs. Female paler with narrower or absent chestnut necklace.
About These Birds
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。
Chestnut-necklaced Partridge
A small Phasianidae partridge (~270 g) of lowland and hill dipterocarp forests in the Thai-Malay Peninsula, Sumatra, and Borneo. Characterised by a chestnut gorget on the upper breast. Forages for seeds and invertebrates in dense understorey. Vulnerable from extensive lowland forest conversion.