Ferruginous Partridge vs Black Grouse
Caloperdix oculeus 对比 Lyrurus tetrix
Side-by-Side Comparison
| 属性 | Ferruginous Partridge | Black Grouse |
|---|---|---|
| 学名 | Caloperdix oculeus | Lyrurus tetrix |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 28.3 cm (11.1 in) | 48.1 cm (18.9 in) |
| 体重 | 210.5 g (7.43 oz) | 1262.5 g (44.53 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Feeds on buds, catkins, and shoots of birch and other trees; berries and invertebrates are … |
| 产卵数 | 8-10 | 6-11 |
| 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.
Black Grouse
Males on lek produce liquid bubbling 'roo-oo-oo' cooing and explosive 'choo-ESH' sneeze calls; haunting at misty dawn. Alarm is harsh cacking. Display carries across moorland and bogs.
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.
Black Grouse
Resident of moorland, bogs, and forest edge across northern and central Eurasia, from Britain east to Siberia and Kazakhstan.
保护状况
Ferruginous Partridge
Black Grouse
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.
Black Grouse
Male blue-black with iridescent purple-blue gloss; bold white wing bar; white undertail coverts contrast with black lyre-shaped tail; red wattles above eye. Female mottled tawny-brown with faint barring.
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。
Black Grouse
A medium-large Phasianidae grouse (~1.26 kg) of Eurasian moorlands and forest edges. Males are glossy blue-black with lyre-shaped tails used in communal lek displays on frost-covered arenas. Females are cryptically brown. Omnivorous; diet includes berries, buds, and invertebrates. Least Concern.