Altai Snowcock vs Green-legged Partridge
Tetraogallus altaicus в сравнении с Tropicoperdix chloropus
Side-by-Side Comparison
| Характеристика | Altai Snowcock | Green-legged Partridge |
|---|---|---|
| Научное название | Tetraogallus altaicus | Tropicoperdix chloropus |
| Отряд | Galliformes | Galliformes |
| Семейство | Phasianidae | Phasianidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 56,9 cm (22.4 in) | — |
| Масса | 2770,0 g (97.71 oz) | 276,0 g (9.74 oz) |
| Питание | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … | Forages in SE Asian forest for seeds, fruits, invertebrates, and small animals; scratches leaf litter … |
| Размер кладки | 4-15 | 2-4 |
| 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.
Green-legged Partridge
Loud, repeated 'wheee-oop' whistle from SE Asian lowland forest floor; melodic and slightly descending. Contact calls between pairs are soft, guttural clucks. Alarm is a rapid sharp 'kek' series.
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.
Green-legged Partridge
Resident of lowland and foothill forest in Myanmar, Thailand, peninsular Malaysia, Cambodia, Laos, and Vietnam, from sea level to 1,800 m.
Охранный статус
Altai Snowcock
Green-legged 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 …
Green-legged Partridge
Brown and rufous upperparts with dark shaft streaks; white supercilium; orange-buff underparts with dark flanks; distinctive green legs and feet; male with chestnut throat band absent in female.
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.
Green-legged Partridge
A small Phasianidae partridge (~276 g) of foothill and montane forests in Indochina and adjacent China. Named for its distinctive greenish legs. Inhabits dense undergrowth along forest streams. Forages on the ground for seeds, fruits, and invertebrates. Secretive; detected mainly by call. Least Concern.