Ferruginous Partridge vs Green-legged Partridge
Caloperdix oculeus comparado com Tropicoperdix chloropus
Side-by-Side Comparison
| Atributo | Ferruginous Partridge | Green-legged Partridge |
|---|---|---|
| Nome científico | Caloperdix oculeus | Tropicoperdix chloropus |
| Ordem | Galliformes | Galliformes |
| Família | Phasianidae | Phasianidae |
| Estado de conservação | Near Threatened | Least Concern |
| Comprimento | — | — |
| Envergadura | 28,3 cm (11.1 in) | — |
| Peso | 210,5 g (7.43 oz) | 276,0 g (9.74 oz) |
| Dieta | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Forages in SE Asian forest for seeds, fruits, invertebrates, and small animals; scratches leaf litter … |
| Tamanho da postura | 8-10 | 2-4 |
| 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.
Green-legged Partridge
Loud, repeated 'wheee-oop' whistle from SE Asian lowland forest floor; melodic and slightly descending. Contact calls between pairs are soft, guttural clucks. Alarm is a rapid sharp 'kek' series.
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.
Green-legged Partridge
Resident of lowland and foothill forest in Myanmar, Thailand, peninsular Malaysia, Cambodia, Laos, and Vietnam, from sea level to 1,800 m.
Estado de conservação
Ferruginous Partridge
Green-legged Partridge
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.
Green-legged Partridge
Brown and rufous upperparts with dark shaft streaks; white supercilium; orange-buff underparts with dark flanks; distinctive green legs and feet; male with chestnut throat band absent in female.
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.
Green-legged Partridge
A small Phasianidae partridge (~276 g) of foothill and montane forests in Indochina and adjacent China. Named for its distinctive greenish legs. Inhabits dense undergrowth along forest streams. Forages on the ground for seeds, fruits, and invertebrates. Secretive; detected mainly by call. Least Concern.