Koklass Pheasant vs Altai Snowcock
Pucrasia macrolopha comparé à Tetraogallus altaicus
Side-by-Side Comparison
| Attribut | Koklass Pheasant | Altai Snowcock |
|---|---|---|
| Nom scientifique | Pucrasia macrolopha | Tetraogallus altaicus |
| Ordre | Galliformes | Galliformes |
| Famille | Phasianidae | Phasianidae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 44,4 cm (17.5 in) | 56,9 cm (22.4 in) |
| Poids | 1153,75 g (40.70 oz) | 2770,0 g (97.71 oz) |
| Régime alimentaire | Eats leaves, buds, berries, seeds, and invertebrates in Himalayan oak and coniferous forests. Forages on … | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| Taille de la couvée | 5-7 | 4-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Koklass Pheasant
Distinctive loud 'ko-KLAAAS' or 'kok-kok-KLAAS' call; responsible for common name. Ringing and far-carrying across Himalayan forests. Alarm is a harsh cackle; contact notes are soft clucks.
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
Koklass Pheasant
Resident in the Himalayas and mountains of central Asia from Afghanistan east to central China at 1,700-4,000 m. Found in coniferous and mixed 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.
Statut de conservation
Koklass Pheasant
Altai Snowcock
How to Tell Them Apart
Koklass Pheasant
Male has dark green glossy head with long pointed ear-tufts; chestnut-brown body streaked cream; white neck patch; grey tail with chestnut and black barring. Female is mottled brown streaked buff-white.
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
Koklass Pheasant
A medium-large pheasant (~1.2 kg) of family Phasianidae, males with a long dark crest and complex chestnut, black, and white patterning. Inhabits steep hillside forests and scrub in the Himalayas and mountains of Central and East Asia at 1,800–4,000 m. Feeds on seeds, berries, roots, and invertebrates. Least Concern; widely distributed across Himalayan and Chinese mountain forests.
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.