Ferruginous Partridge vs Crimson-headed Partridge
Caloperdix oculeus comparado con Haematortyx sanguiniceps
Side-by-Side Comparison
| Atributo | Ferruginous Partridge | Crimson-headed Partridge |
|---|---|---|
| Nombre científico | Caloperdix oculeus | Haematortyx sanguiniceps |
| Orden | Galliformes | Galliformes |
| Familia | Phasianidae | Phasianidae |
| Estado de conservación | Near Threatened | Least Concern |
| Longitud | — | — |
| Envergadura | 28,3 cm (11.1 in) | 31,1 cm (12.2 in) |
| Peso | 210,5 g (7.43 oz) | 315,0 g (11.11 oz) |
| Dieta | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Forages in Bornean hill forest for seeds, fruits, and invertebrates; scratches leaf litter on steep … |
| Tamaño de la puesta | 8-10 | 8-9 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Ferruginous Partridge only
Ninguno
Crimson-headed Partridge only
Ninguno
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.
Crimson-headed Partridge
Loud, repeated 'wee-WEE-oo' whistle from Bornean montane forest floor; melodic and pure. Pairs occasionally duet. Alarm is sharp staccato cackle. Contact calls low clucking.
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.
Crimson-headed Partridge
Endemic to Borneo; resident of hill and lower montane forest in Sabah, Sarawak, and Kalimantan, mainly at 300–1,500 m.
Estado de conservación
Ferruginous Partridge
Crimson-headed 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.
Crimson-headed Partridge
Striking male with vivid crimson-red head contrasting with black body; white belly with black scaling; red legs. Female duller: brown where male is black, orange-buff head lacks brilliant crimson of …
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.
Crimson-headed Partridge
La perdiz de cabeza sangrienta es una perdiz endémica de los bosques de Borneo, con la cabeza y el cuello rojos brillantes y el cuerpo marrón. Mide unos 25 cm. Habita en bosques primarios húmedos de tierras bajas y colinas. Se alimenta de semillas, frutos e insectos en el suelo del bosque. Especie amenazada por la deforestación extensiva en Borneo. Pertenece a la familia Phasianidae.