Ferruginous Partridge vs Crested Francolin
Caloperdix oculeus comparado com Ortygornis sephaena
Side-by-Side Comparison
| Atributo | Ferruginous Partridge | Crested Francolin |
|---|---|---|
| Nome científico | Caloperdix oculeus | Ortygornis sephaena |
| 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) | 336,75 g (11.88 oz) |
| Dieta | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Omnivorous; eats seeds, berries, invertebrates, and small animals in African savanna and dry scrub. |
| Tamanho da postura | 8-10 | 3-9 |
| 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.
Crested Francolin
Loud, insistent 'beer-and-cognac' or 'krrrr-KI-KI' calls repeated incessantly at dawn; African savanna species. Alarm is rapid cackling when flushed. Often runs with cocked tail before taking flight.
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.
Crested Francolin
Resident of dry acacia scrub, woodland, and savanna from Ethiopia and Kenya south to South Africa and west to Senegal.
Estado de conservação
Ferruginous Partridge
Crested 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.
Crested Francolin
Dark brown above with buff shaft streaks; white below with dense dark brown streaking; dark brown cap with slight crest often held raised; white supercilium; rufous tail; red legs. Sexes …
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.
Crested Francolin
A small Phasianidae francolin (~337 g) of thornbush, riverine thickets, and dry woodland across sub-Saharan East and southern Africa. Named for the male's distinctive raised crest. Loud, repetitive calls at dusk are characteristic. Feeds on seeds, tubers, and invertebrates. Common in suitable scrubby habitat; Least Concern.