Philby's Partridge vs Ferruginous Partridge
Alectoris philbyi so với Caloperdix oculeus
Side-by-Side Comparison
| Thuộc Tính | Philby's Partridge | Ferruginous Partridge |
|---|---|---|
| Tên Khoa Học | Alectoris philbyi | Caloperdix oculeus |
| Bộ | Galliformes | Galliformes |
| Họ | Phasianidae | Phasianidae |
| Tình Trạng Bảo Tồn | Least Concern | Near Threatened |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 32,2 cm (12.7 in) | 28,3 cm (11.1 in) |
| Khối Lượng | 441,0 g (15.56 oz) | 210,5 g (7.43 oz) |
| Chế Độ Ăn | Feeds on seeds, shoots, berries, and invertebrates in rocky terrain of the Arabian Peninsula. | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … |
| Số Trứng | 8-10 | 8-10 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Philby's Partridge
Loud 'chuck-chukAR' calls from SW Arabian Peninsula lava fields; similar to Chukar but slightly lower. Alarm is rapid cackling rattle. Calls from rocky lava terrain at dawn. Pairs often call …
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.
Geographic Range & Migration
Philby's Partridge
Endemic to the mountains of southwestern Saudi Arabia and northwestern Yemen (Asir and Hijaz escarpments), at 1,500–3,000 m.
Ferruginous Partridge
Resident in lowland rainforest of the Thai-Malay Peninsula, Sumatra, and Borneo. Found in flat or gently sloping lowland forest.
Tình Trạng Bảo Tồn
Philby's Partridge
Ferruginous Partridge
How to Tell Them Apart
Philby's Partridge
Differs from other Alectoris: black face and throat contrasting with white supercilium; grey-brown upperparts; bold chestnut and white barred flanks; red bill and legs; grey breast. Endemic to SW Arabian …
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.
About These Birds
Philby's Partridge
A medium Phasianidae partridge (~441 g) of barren lava plateaux and rocky escarpments in southwestern Saudi Arabia and Yemen. Grey-brown with a distinctive black forehead stripe and white-spotted flanks. Adapted to extreme aridity. Feeds on dry seeds and invertebrates. Rarely studied; Least Concern.
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.