Hill Partridge vs Sooty Grouse

Arborophila torqueola 比較対象 Dendragapus fuliginosus

Side-by-Side Comparison

属性 Hill Partridge Sooty Grouse
学名 Arborophila torqueola Dendragapus fuliginosus
Galliformes Galliformes
Phasianidae Phasianidae
保全状況 Least Concern Least Concern
体長
翼開長 27.3 cm (10.7 in) 44.6 cm (17.6 in)
体重 342.0 g (12.06 oz) 1016.25 g (35.85 oz)
食性 Forages on Himalayan forest floor for seeds, invertebrates, and small fruits. Scratches leaf litter in … Feeds on conifer needles, especially Douglas-fir, in winter; berries, leaves, seeds, and insects in summer.
一腹卵数 3-9 6-12
Population Trend

Habitat Comparison

共通生息地

Hill Partridge only

None

Sooty Grouse only

None

Song & Call Comparison

Hill Partridge

さえずり

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.

Sooty Grouse

さえずり

Deep, booming 'hoot-hoot-hoot-hoot-hoot' from treetop perch; inflated cervical sacs amplify resonance. Similar to Dusky Grouse but with subtle tonal differences. Alarm is rapid sharp clucking.

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.

Sooty Grouse

Resident along the Pacific coast and Cascade-Sierra ranges from Alaska south to northern California. Found in coastal coniferous forest.

保全状況

Least Concern

Hill Partridge

Least Concern

Sooty Grouse

How to Tell Them Apart

Hill Partridge

羽毛

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.

Sooty Grouse

羽毛

Male is dark sooty-grey; tail grey with broad pale grey terminal band; yellow eye-comb; bare pink-purple neck sac visible during display. Female mottled dark brown; overall darker than Dusky Grouse.

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。

Sooty Grouse

A large grouse (~1 kg) of family Phasianidae, males uniformly dark sooty-grey with yellow-orange eyecomb. Inhabits coastal and Pacific mountain forests from Alaska to California. Feeds on conifer needles, especially fir and hemlock, in winter; berries and invertebrates in summer. Migrates upslope in winter, opposite to most birds. Least Concern; common along the Pacific Coast mountain ranges.

More Birds to Explore

Explore the Nature FYI Family