Roll's partridge (''Arborophila rolli'') is a bird species in the family

Phasianidae The Phasianidae are a family of heavy, ground-living birds, which includes pheasants, partridges, junglefowl, chickens, turkeys, Old World quail, and peafowl. The family includes many of the most popular gamebirds. The family is a large one and i ...

. It is found in highland forest in northern Sumatra,

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...

. It is sometimes treated as a subspecies of the

grey-breasted partridge The grey-breasted partridge (''Arborophila orientalis''), also known as the white-faced hill partridge, or Horsfield's hill partridge, is a bird species in the family Phasianidae. It is endemic to highland forest in the eastern salient of Java, ...

References

Roll's partridge Birds of Sumatra Roll's partridge {{Galliformes-stub