Ferruginous Partridge vs Lady Amherst's Pheasant
Caloperdix oculeus compared with Chrysolophus amherstiae
Side-by-Side Comparison
| Attribute | Ferruginous Partridge | Lady Amherst's Pheasant |
|---|---|---|
| Scientific Name | Caloperdix oculeus | Chrysolophus amherstiae |
| Order | Galliformes | Galliformes |
| Family | Phasianidae | Phasianidae |
| Conservation Status | Near Threatened | Least Concern |
| Length | — | — |
| Wingspan | 28.3 cm (11.1 in) | 40.8 cm (16.1 in) |
| Weight | 210.5 g (7.43 oz) | 738.25 g (26.04 oz) |
| Diet | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Omnivorous ground feeder; eats seeds, berries, plant shoots, invertebrates, and small animals in montane forests. |
| Clutch Size | 8-10 | 6-7 |
| 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.
Lady Amherst's Pheasant
Sharp, rasping 'chak-chak' call from Yunnan highland forest; very similar to Golden Pheasant but lower. Alarm is an explosive cackle. Males rarely call; wing clapping and ruff display primary.
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.
Lady Amherst's Pheasant
Native to mountain forest in southwestern China (Yunnan, Sichuan) and adjacent Myanmar; introduced in Britain and scattered localities worldwide.
Conservation Status
Ferruginous Partridge
Lady Amherst's Pheasant
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.
Lady Amherst's Pheasant
Male with white and black barred ruff; white underparts; iridescent green mantle; crimson crest; elongated white tail barred black up to 1.5 m. Female mottled brown and rufous, similar to …
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.
Lady Amherst's Pheasant
A brilliantly ornate Phasianidae pheasant (~738 g) from bamboo forest and scrub in southwestern China and adjacent Myanmar. Males sport a green and black head, white cape barred black, and an extremely long white tail. Omnivorous; forages on ground. Introduced to Britain; Least Concern.