Ferruginous Partridge vs Caspian Snowcock
Caloperdix oculeus 对比 Tetraogallus caspius
Side-by-Side Comparison
| 属性 | Ferruginous Partridge | Caspian Snowcock |
|---|---|---|
| 学名 | Caloperdix oculeus | Tetraogallus caspius |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 28.3 cm (11.1 in) | 56.7 cm (22.3 in) |
| 体重 | 210.5 g (7.43 oz) | 2332.0 g (82.26 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Eats alpine grasses, seeds, shoots, and berries; digs for roots and bulbs on rocky Caspian-region … |
| 产卵数 | 8-10 | 5-9 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Ferruginous Partridge
Sharp, staccato 'krik-krik-krik' calls from lowland rainforest; often given in duet. Alarm is a loud, rapid chattering rattle; contact notes between pairs soft and clucking.
Caspian Snowcock
Loud, whistled 'wheee-WHI-oo' series carrying across Iranian alpine plateaus; rich, melodic quality. Large size gives call fuller resonance. Alarm is rapid loud barking. Flocks call together at dawn.
Geographic Range & Migration
Ferruginous Partridge
Resident in lowland rainforest of the Thai-Malay Peninsula, Sumatra, and Borneo. Found in flat or gently sloping lowland forest.
Caspian Snowcock
Resident of rocky alpine and subalpine terrain from the Alborz Mountains (Iran) through the Zagros and Armenia to eastern Turkey, at 2,000–4,000 m.
保护状况
Ferruginous Partridge
Caspian Snowcock
How to Tell Them Apart
Ferruginous Partridge
Rich ferruginous (deep rusty-orange) overall; upperparts black-and-rufous barred; flanks black boldly spotted white; bare red facial skin; underparts rufous-orange; one of the most vividly coloured Southeast Asian partridges.
Caspian Snowcock
Grey-brown above with pale buff streaking; white underparts with dark flank streaks and rufous lateral neck patches; white outer tail feathers; whitish face; orange-red bill and legs. Closely resembles Himalayan …
About These Birds
Ferruginous Partridge
锈红山鹑，约210克，锈红色有黑白斑点，分布于马来西亚、苏门答腊和婆罗洲，近危。
Caspian Snowcock
A large Phasianidae snowcock (~2.33 kg) of high rocky mountains in Turkey, Iran, and the Zagros and Elburz ranges. Grey-brown with chestnut streaking; whiter below. Inhabits steep scree and alpine meadow above 2,500 m. Feeds on grasses, roots, and invertebrates. Strong flier when alarmed. Least Concern.