Long-billed Partridge
Rhizothera longirostris
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<birdfyi-bird slug="rhizothera-longirostris"></birdfyi-bird>The Long-billed Partridge (Rhizothera longirostris) is a bird species in the family Phasianidae (pheasants & partridges), within the order Galliformes (gamebirds). Recorded measurements include a wingspan of 36.9 cm and a weight of 748.5 g. The IUCN Red List classifies it as Near Threatened.
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About
A distinctive Phasianidae partridge (~749 g) of lowland and foothill rainforests in Sundaland. Named for its notably elongated bill used to probe leaf litter for invertebrates and seeds. Secretive and seldom seen; Near Threatened from deforestation across Borneo and the Malay Peninsula.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| Wingspan | 36.9 cm | 14.5 in |
| Weight | 748.5 g | 26.40 oz |
Identification
Plumage
Rich chestnut-brown upperparts with black scalloping; pale grey face and throat; buff-white underparts with dark brown streaking on flanks; distinctive elongated pale yellow bill and red orbital skin.
Habitat & Range
Geographic Range
Resident of lowland and hill dipterocarp forest in peninsular Malaysia, Sumatra, and Borneo up to 900 m elevation.
Diet & Feeding
Forages in lowland rainforest for seeds, fallen fruit, invertebrates, and small animals; probes leaf litter with long bill.
Conservation Status
Behavior & Breeding
Nesting
Nest type: SC. Incubation: 18-19 days.
Clutch Size
2-5
Sound
Song
Loud, resonant 'whurr-WHEEE' whistle from Bornean lowland forest; far-carrying and slightly mournful. Alarm is a rapid chattering cackle. Contact calls between pairs are low, guttural clucks.
Taxonomy
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| Order | Galliformes (Gamebirds) |
| Family | Phasianidae (Pheasants & Partridges) |
| Genus | Rhizothera |
| Species | Rhizothera longirostris |
Distribution
Long-billed Partridge has been recorded in 1 countries.
countries highlighted
External Databases
Frequently Asked Questions
What does the Long-billed Partridge eat?
Where does the Long-billed Partridge live?
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How does the Long-billed Partridge nest?
What does the Long-billed Partridge sound like?
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Similar Birds
Other species in the Phasianidae family