Ferruginous Partridge vs Himalayan Quail
Caloperdix oculeus в сравнении с Ophrysia superciliosa
Side-by-Side Comparison
| Характеристика | Ferruginous Partridge | Himalayan Quail |
|---|---|---|
| Научное название | Caloperdix oculeus | Ophrysia superciliosa |
| Отряд | Galliformes | Galliformes |
| Семейство | Phasianidae | Phasianidae |
| Охранный статус | Near Threatened | Critically Endangered |
| Длина | — | — |
| Размах крыльев | 28,3 cm (11.1 in) | 17,6 cm (6.9 in) |
| Масса | 210,5 g (7.43 oz) | 189,7 g (6.69 oz) |
| Питание | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Presumed to feed on seeds and invertebrates in Himalayan montane scrub; critically endangered, diet poorly … |
| Размер кладки | 8-10 | -- |
| 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.
Himalayan Quail
Almost certainly extinct; last recorded 1876. Historical accounts describe 'plaintive whistled calls' from Himalayan hill grass. No recordings exist. Likely soft high whistle like other hill quail.
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.
Himalayan Quail
Known only from 19th-century specimens from Uttarakhand, India (Mussoorie and Nainital); possibly extinct with no confirmed records since 1876.
Охранный статус
Ferruginous Partridge
Himalayan Quail
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.
Himalayan Quail
Male dark grey with white spots and streaks; bold white supercilium; red bill. Female pale brownish-buff with dark brown streaking; pale supercilium. Last confirmed 1876; presumed possibly extinct; Uttarakhand hills.
About These Birds
Ferruginous Partridge
A small partridge (~210 g) of family Phasianidae, with rich ferruginous (rust-red) plumage and spotted black-and-white markings. Inhabits lowland and foothill rainforests in Malaysia, Sumatra, and Borneo. Secretive, foraging on the forest floor for seeds and invertebrates. Near Threatened; associated with primary and tall secondary forest, declining with ongoing logging and land conversion.
Himalayan Quail
One of the world's most elusive birds, this Phasianidae quail (~190 g) is last confirmed from the western Himalayas in 1876 and may be extinct. A medium-sized quail of steep grassy hill slopes with a distinctive red bill. Presumed to feed on grass seeds. Critically Endangered; possibly extinct.