Altai Snowcock vs Himalayan Snowcock
Tetraogallus altaicus comparado con Tetraogallus himalayensis
Side-by-Side Comparison
| Atributo | Altai Snowcock | Himalayan Snowcock |
|---|---|---|
| Nombre científico | Tetraogallus altaicus | Tetraogallus himalayensis |
| Orden | Galliformes | Galliformes |
| Familia | Phasianidae | Phasianidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 56,9 cm (22.4 in) | 56,0 cm (22.0 in) |
| Peso | 2770,0 g (97.71 oz) | 2471,5 g (87.18 oz) |
| Dieta | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … | Forages on seeds, alpine grasses, shoots, berries, and invertebrates; digs for roots in Himalayan snowfields. |
| Tamaño de la puesta | 4-15 | 5-10 |
| 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.
Himalayan Snowcock
Loud 'whi-WHEEEOO' whistles carrying across Himalayan valleys from high-altitude scree slopes. Far-carrying, slightly mournful quality. Alarm is rapid barking 'kak'; flocks noisy when disturbed.
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.
Himalayan Snowcock
Resident of rocky alpine slopes from Kazakhstan and Afghanistan east through the Karakoram and Himalayas to western China, at 3,000–5,500 m.
Estado de conservación
Altai Snowcock
Himalayan Snowcock
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 …
Himalayan Snowcock
Grey-brown upperparts with pale buff streaks; white underparts boldly marked with chestnut lateral neck stripes; dark grey breast-band; white outer tail feathers conspicuous in flight; orange-red bill.
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.
Himalayan Snowcock
A large Phasianidae snowcock (~2.47 kg) of rocky subalpine and alpine zones across the Himalayas and Central Asian ranges at 3,000–5,500 m. White-and-grey plumage with chestnut neck stripes. Gregarious in winter flocks; feeds on alpine plants, roots, and invertebrates. Introduced to Nevada; Least Concern.