Ferruginous Partridge vs Grey Francolin
Caloperdix oculeus comparado con Ortygornis pondicerianus
Side-by-Side Comparison
| Atributo | Ferruginous Partridge | Grey Francolin |
|---|---|---|
| Nombre científico | Caloperdix oculeus | Ortygornis pondicerianus |
| Orden | Galliformes | Galliformes |
| Familia | Phasianidae | Phasianidae |
| Estado de conservación | Near Threatened | Least Concern |
| Longitud | — | — |
| Envergadura | 28,3 cm (11.1 in) | — |
| Peso | 210,5 g (7.43 oz) | 337,5 g (11.90 oz) |
| Dieta | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Feeds on seeds, grain, invertebrates, and berries in open scrub and farmland of South Asia. |
| Tamaño de la puesta | 8-10 | 6-10 |
| 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.
Grey Francolin
Loud, repetitive 'tee-tee-tee-teetar' calls; Indian scrubland species with cackling quality. Pairs call in duet. Alarm is rapid 'kek-kek-kek' cackle. Very vocal at dawn and dusk.
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.
Grey Francolin
Resident of dry grassland, scrub, and farmland across the Indian Subcontinent from Pakistan and India to Sri Lanka and Nepal.
Estado de conservación
Ferruginous Partridge
Grey Francolin
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.
Grey Francolin
Pale sandy-grey upperparts finely vermiculated buff and dark brown; buff-white underparts with dark brown streaking; orange-rufous throat with dark border; red bill base. Sexes similar; female paler throat.
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.
Grey Francolin
A common small Phasianidae francolin (~338 g) of open scrub, semi-arid grassland, and farmland from the Middle East through the Indian subcontinent. Sandy-grey with intricate barring; throat pale orange. Gregarious; utters a characteristic loud call at dawn and dusk. Omnivorous ground forager. Least Concern.