Family Pheasants, Partridges, Turkeys, Grouse (Phasianidae)

Near Threatened

Long-billed Partridge (Rhizothera longirostris)


French: Rouloul à long bec German: Langschnabelwachtel Spanish: Perdiz piquilarga

Perdix Longirostris


, 1815,



Race dulitensis now treated as a separate species on basis of white vs pale rufous belly (3); lower breast and flanks grey (as throat and upper breast; but a shade darker than grey of throat and upper breast of longirostris) vs mid-rufous (3); no pale rufous patches in wing-coverts (1); slightly darker chestnut chin and upper throat (ns[1]). Monotypic.

What do (1) and (2) mean? Learn more about the scoring system.

S Myanmar and S Thailand S through Peninsular Malaysia to Sumatra; W, S & E Borneo.

Descriptive notes

c. 30–37 cm; male c. 800 g, female c. 697 g. Long, fairly stout decurved bill distinctive. Male has supercilium, head-sides, neck and throat rusty rufous, forehead,... read more


Song a repeated melodious bisyllabic whistle “teweeuw”. In antiphonal duet, the other pair-member... read more


Primary and older secondary lowland and hill forest, especially in areas with bamboo, from sea-... read more

Food and feeding

Berries, grasses, seeds and insects.


Vocalizes Feb–May, Aug and Nov in Peninsular Malaysia, although unknown how this relates to breeding. Presumably monogamous and pairs... read more


No information available; presumably sedentary.

Status and conservation

Not globally threatened. Currently considered Near Threatened. Never widely encountered, as calling is very sporadic; status and trend therefore implied from state of its... read more

Recommended citation

McGowan, P.J.K., Kirwan, G.M. & Christie, D.A. (2019). Long-billed Partridge (Rhizothera longirostris). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 7 December 2019).