Ferruginous Partridge vs Lesser Prairie-chicken
Caloperdix oculeus 对比 Tympanuchus pallidicinctus
Side-by-Side Comparison
| 属性 | Ferruginous Partridge | Lesser Prairie-chicken |
|---|---|---|
| 学名 | Caloperdix oculeus | Tympanuchus pallidicinctus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保护状况 | Near Threatened | Vulnerable |
| 体长 | — | — |
| 翼展 | 28.3 cm (11.1 in) | 41.0 cm (16.1 in) |
| 体重 | 210.5 g (7.43 oz) | 724.25 g (25.55 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Feeds on seeds, berries, grasshoppers, and plant material in shortgrass prairie and shinnery oak of … |
| 产卵数 | 8-10 | 6-14 |
| 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.
Lesser Prairie-chicken
Males boom and gobble on lek: higher-pitched, faster sequence than Greater Prairie-chicken; reddish air sacs vibrate. Display includes cackles and wing-dragging. Alarm is a sharp repeated 'kek'.
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.
Lesser Prairie-chicken
Resident in shinnery oak and sand sagebrush habitat of the southern Great Plains in New Mexico, Texas, Oklahoma, Kansas, and Colorado. Vulnerable.
保护状况
Ferruginous Partridge
Lesser Prairie-chicken
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.
Lesser Prairie-chicken
Barred buff and brown like Greater Prairie-chicken but paler; males have dark pinnae feathers and reddish-pink neck sacs; yellow eye-comb; female lacks pinnae. Paler overall than its larger relative.
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。
Lesser Prairie-chicken
A medium-sized grouse (~725 g) of family Phasianidae, paler than Greater Prairie-chicken with crimson-orange air sacs in males. Inhabits arid mixed-grass and shinnery oak prairies in the southern Great Plains of the United States. Feeds on plant matter and invertebrates. Vulnerable; severe population declines due to oil and gas development, overgrazing, drought, and loss of native shrub prairie.