Hill Partridge vs Rock Ptarmigan
Arborophila torqueola 比較対象 Lagopus muta
Side-by-Side Comparison
| 属性 | Hill Partridge | Rock Ptarmigan |
|---|---|---|
| 学名 | Arborophila torqueola | Lagopus muta |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 27.3 cm (10.7 in) | 37.7 cm (14.8 in) |
| 体重 | 342.0 g (12.06 oz) | 608.5 g (21.46 oz) |
| 食性 | Forages on Himalayan forest floor for seeds, invertebrates, and small fruits. Scratches leaf litter in … | Eats alpine plants, buds, berries, seeds, and lichen; shifts to willow/birch buds in winter when … |
| 一腹卵数 | 3-9 | 3-11 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Hill Partridge
Repeated melodic whistle 'wi-WHEEEOO' rising and falling; pairs often duet. Males sing from hillside undergrowth at dawn. Alarm is a sharp, emphatic 'kek' or staccato clucking.
Rock Ptarmigan
Males produce a belching, rattling 'er-err-errr-karr' from rocky alpine terrain; deep, guttural, and frog-like. Alarm is sharp 'kek-kek'. Contact calls low and rolling; female clucks softly.
Geographic Range & Migration
Hill Partridge
Resident in the Himalayas and hills of India, Nepal, Bhutan, and southern China at 1,000-3,500 m. Found in oak and rhododendron forest.
Rock Ptarmigan
Circumpolar resident of Arctic and alpine tundra across North America, Europe, and Asia. Resident or short-distance altitudinal migrant.
保全状況
Hill Partridge
Rock Ptarmigan
How to Tell Them Apart
Hill Partridge
Male has orange-rufous face, white-spotted black throat collar, grey breast, and chestnut flanks streaked white on dark brown back. Female has brown face with buff streaking, less vivid collar.
Rock Ptarmigan
Seasonally dimorphic: brilliant snow-white in winter with black loral stripe in males; mottled grey-brown and buff in summer with intricate dark vermiculations; females lack black loral mark.
About These Birds
Hill Partridge
ヒマラヤコリンウズラはヒマラヤ山脈から中国南西部にかけての山地森林に生息するセキショクヤケイ科の鳥です。首の縞模様が特徴的で、密な低木や竹藪に生息します。果実、種子、昆虫を採食します。鳴き声は大きく特徴的です。
Rock Ptarmigan
A medium-sized grouse of the order Galliformes inhabiting arctic and alpine tundra across the Holarctic. Weighing ~609 g, it undergoes three annual moults, turning white in winter for camouflage. Feeds on buds, leaves, and berries. Least Concern.