Ferruginous Partridge vs Copper Pheasant
Caloperdix oculeus comparado com Syrmaticus soemmerringii
Side-by-Side Comparison
| Atributo | Ferruginous Partridge | Copper Pheasant |
|---|---|---|
| Nome científico | Caloperdix oculeus | Syrmaticus soemmerringii |
| Ordem | Galliformes | Galliformes |
| Família | Phasianidae | Phasianidae |
| Estado de conservação | Near Threatened | Near Threatened |
| Comprimento | — | — |
| Envergadura | 28,3 cm (11.1 in) | 43,1 cm (17.0 in) |
| Peso | 210,5 g (7.43 oz) | 1100,0 g (38.80 oz) |
| Dieta | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Omnivorous ground forager; eats seeds, berries, roots, and invertebrates in Japanese mountain forests; scratches leaf … |
| Tamanho da postura | 8-10 | 6-13 |
| 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.
Copper Pheasant
Resonant crowing 'koh-KOOH' call; Japanese endemic with metallic, sharp quality. Male crows from forest edge at dawn during breeding season. Alarm is a loud explosive cackle and wing thunder.
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.
Copper Pheasant
Endemic to Japan; resident of mountain forest from Honshu south through Kyushu, favouring deciduous and mixed woodland on steep slopes.
Estado de conservação
Ferruginous Partridge
Copper 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.
Copper Pheasant
Male brilliant coppery-chestnut with metallic orange-red gloss; white wing patches; long barred tail. Female cryptically mottled brown and buff. Red bare facial skin on male; strong sexual dimorphism.
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.
Copper Pheasant
A striking Phasianidae pheasant (~1.1 kg) endemic to the montane forests of Japan. Males sport chestnut-copper plumage and long barred tails. Inhabits dense broadleaved and mixed forests on steep hillsides. Feeds on seeds, fruits, and invertebrates. Near Threatened from forest loss and hunting.