Altai Snowcock vs Chestnut-throated Partridge

Tetraogallus altaicus compared with Tetraophasis obscurus

Side-by-Side Comparison

Attribute Altai Snowcock Chestnut-throated Partridge
Scientific Name Tetraogallus altaicus Tetraophasis obscurus
Order Galliformes Galliformes
Family Phasianidae Phasianidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan 56.9 cm (22.4 in) 41.2 cm (16.2 in)
Weight 2770.0 g (97.71 oz) 832.6666666666666 g (29.37 oz)
Diet Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … Eats berries, seeds, leaves, moss, and invertebrates in Tibetan plateau scrub and rocky alpine meadows. …
Clutch Size 4-15 3-5
Population Trend — —

Habitat Comparison

Shared Habitats

Altai Snowcock only

None

Chestnut-throated Partridge only

Song & Call Comparison

Altai Snowcock

Song

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-throated Partridge

Song

Harsh, cackling 'kak-kak-kak-kerrr' calls from Sichuan subalpine scrub; alarm note a loud single 'KRAK'. Sings in accelerating bursts of clucking then pauses; territorial calls carry widely.

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-throated Partridge

Endemic to the mountains of central Sichuan, China, at 2,500-4,000 m. Found in rhododendron and mixed coniferous-broadleaf forest.

Conservation Status

Least Concern

Altai Snowcock

Least Concern

Chestnut-throated Partridge

How to Tell Them Apart

Altai Snowcock

Plumage

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-throated Partridge

Plumage

Grey above finely vermiculated; throat and upper breast chestnut; lower breast grey; flanks chestnut with white shaft-streaks; bare red facial skin; tail chestnut. Chestnut throat contrasts with grey body.

About These Birds

Altai Snowcock

The largest snowcock (~2.77 kg), family Phasianidae, of alpine scree and subalpine meadows in the Altai and Tian Shan ranges of Central Asia. Heavily built, grey and white with rusty-brown markings. Feeds on roots, bulbs, and alpine plants. Forms small flocks outside breeding season. Least Concern.

Chestnut-throated Partridge

A medium-large pheasant-partridge (~835 g) of family Phasianidae, with chestnut throat and mottled brown-grey plumage. Inhabits high-altitude coniferous and mixed forests in the mountains of southwestern China, including Sichuan and Yunnan, at 2,700–4,200 m. Forages for berries, seeds, and invertebrates. Least Concern; resident of remote high-altitude forests with limited human disturbance.

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