Snow Partridge vs Altai Snowcock
Lerwa lerwa 比較対象 Tetraogallus altaicus
Side-by-Side Comparison
| 属性 | Snow Partridge | Altai Snowcock |
|---|---|---|
| 学名 | Lerwa lerwa | Tetraogallus altaicus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 37.3 cm (14.7 in) | 56.9 cm (22.4 in) |
| 体重 | 581.5 g (20.51 oz) | 2770.0 g (97.71 oz) |
| 食性 | -- | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| 一腹卵数 | 2-7 | 4-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Snow Partridge
Series of clear, whistled 'wee-wee-wee-WEE' rising in pitch toward end. Alpine Himalayan species. Alarm is a harsh rattling chatter; call carries across open rocky terrain.
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
Snow Partridge
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
Snow Partridge
Altai Snowcock
How to Tell Them Apart
Snow Partridge
Upperparts densely barred black-and-white creating snow-speckled pattern; underparts chestnut-red streaked white; bill and legs red; sexes similar. Striking barred upperparts adapt to rocky snow-line habitat.
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
Snow Partridge
A medium-sized partridge (~580 g) of family Phasianidae, with intricately barred black-and-white plumage and red bill and legs. Inhabits alpine and subalpine rocky slopes and meadows across the Himalayas and adjacent ranges at 3,000–5,000 m elevation. Forages for grass seeds, shoots, and insects. Least Concern; one of the highest-altitude dwelling partridges; well adapted to extreme cold and snow.
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。