Ferruginous Partridge vs Bronze-tailed Peacock-Pheasant
Caloperdix oculeus в сравнении с Polyplectron chalcurum
Side-by-Side Comparison
| Характеристика | Ferruginous Partridge | Bronze-tailed Peacock-Pheasant |
|---|---|---|
| Научное название | Caloperdix oculeus | Polyplectron chalcurum |
| Отряд | Galliformes | Galliformes |
| Семейство | Phasianidae | Phasianidae |
| Охранный статус | Near Threatened | Least Concern |
| Длина | — | — |
| Размах крыльев | 28,3 cm (11.1 in) | 32,2 cm (12.7 in) |
| Масса | 210,5 g (7.43 oz) | 366,75 g (12.94 oz) |
| Питание | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Ground forager in Sumatran montane forest; eats seeds, fruits, invertebrates, and small animals. |
| Размер кладки | 8-10 | 2 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Ferruginous Partridge only
Нет
Bronze-tailed Peacock-Pheasant only
Нет
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.
Bronze-tailed Peacock-Pheasant
High-pitched, thin 'tsii-tsii' whistle; Sumatran endemic with quiet, high voice. Alarm a sharp 'kek'. Male calls during display from dense understorey. Rarely recorded in the wild.
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.
Bronze-tailed Peacock-Pheasant
Endemic to the mountains of northern and central Sumatra; resident of submontane and montane forest, 600–1,800 m.
Охранный статус
Ferruginous Partridge
Bronze-tailed Peacock-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.
Bronze-tailed Peacock-Pheasant
Brown with white shaft streaks; tail feathers with bronzy-green iridescent sheen lacking distinct round ocelli; differs from congeners in this reduced ocellation; reddish orbital skin; pale buff face scaling.
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.
Bronze-tailed Peacock-Pheasant
A small Phasianidae pheasant (~367 g) endemic to montane forests of Sumatra, typically above 1,000 m. Males are brown with sparse bronze ocelli on the tail. Distinguished from related species by the reduced and bronzy iridescence. Forages on seeds and invertebrates. Least Concern within its montane habitat.