The isabelline bush-hen (''Amaurornis isabellina''), also known as Sulawesi waterhen or isabelline waterhen, is a large, up to 40 cm long, rufous and brown

rail Rail or rails may refer to: Rail transport *Rail transport and related matters *Rail (rail transport) or railway lines, the running surface of a railway Arts and media Film * ''Rails'' (film), a 1929 Italian film by Mario Camerini * ''Rail'' ( ...

. The term '' isabelline'' refers to the colouration. It is the largest member of the genus ''Amaurornis''. Both sexes are similar with olive brown plumage, pale green

bill Bill(s) may refer to: Common meanings * Banknote, paper cash (especially in the United States) * Bill (law), a proposed law put before a legislature * Invoice, commercial document issued by a seller to a buyer * Bill, a bird or animal's beak Plac ...

, greenish brown legs and rufous below. An

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 ...

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

, the isabelline waterhen is confined to grasslands near waters and lowlands of

Sulawesi Sulawesi (), also known as Celebes (), is an island in Indonesia. One of the four Greater Sunda Islands, and the world's eleventh-largest island, it is situated east of Borneo, west of the Maluku Islands, and south of Mindanao and the Sulu Ar ...

. The call is a loud "tak-tak-tak-tak". Widespread throughout its natural habitat, the isabelline waterhen is evaluated as least concern on the

IUCN Red List The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is the world's most comprehensive inventory of the global conservation status of biol ...

of Threatened Species.

References

External links

BirdLife Species Factsheet
Amaurornis Endemic birds of Sulawesi Birds described in 1865 {{gruiformes-stub