The chestnut-naped forktail (''Enicurus ruficapillus'') is a species of

bird Birds are a group of warm-blooded vertebrates constituting the class (biology), class Aves (), characterised by feathers, toothless beaked jaws, the Oviparity, laying of Eggshell, hard-shelled eggs, a high Metabolism, metabolic rate, a fou ...

in the flycatcher and chat family

Muscicapidae The Old World flycatchers are a large family, the Muscicapidae, of small passerine birds restricted to the Old World (Europe, Africa and Asia), with the exception of several vagrants and two species, bluethroat (''Luscinia svecica'') and north ...

. The species is

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unisp ...

, having no subspecies. It is found in

Sundaland Sundaland (also called Sundaica or the Sundaic region) is a biogeographical region of Southeast Asia corresponding to a larger landmass that was exposed throughout the last 2.6 million years during periods when sea levels were lower. It inc ...

, in southern Burma and Thailand to Peninsular Malaysia, as well as

Sumatra Sumatra () is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the list of islands by area, sixth-largest island in the world at 482,286.55 km2 (182,812 mi. ...

and

Borneo Borneo () is the List of islands by area, third-largest island in the world, with an area of , and population of 23,053,723 (2020 national censuses). Situated at the geographic centre of Maritime Southeast Asia, it is one of the Greater Sunda ...

. The species is not migratory.

Habitat and distribution

The species is found along clear rivers and streams in lowland and hill rainforest. It can also be found in secondary scrub, dry ridges, and along logging roads. It is found from sea-level to , except in southern Thailand, where it only reaches .Collar, N. (2017). Chestnut-naped Forktail (''Enicurus ruficapillus''). 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 http://www.hbw.com/node/58556 on 9 March 2017).

Description

The chestnut-naped forktail is long and weighs . The head of the male is chestnut-coloured, with a white forehead and black mask in front of the eye. The wings are black with a white wing-bar. The breast is white with black barring, fading towards the white belly. The rump is white and the tail is black with white stripes and a white tip. The female is the same as the male except the back and is chestnut. The chestnut-naped forktail calls in flight, either a single or three whistles.

Behaviour

Chestnut-naped forktails forage near water, eating a range of insects including earwigs, beetles, ants and caterpillars. They have also been recorded eating snakes. The nest is a cup of plant fibres, lined with leaf skeletons and decorated on the outside with moss. The nest is fixed with mud to a boulder or bank. The clutch size is 2 eggs, which are white or pale pink and marked with reddish-brown speckles and purple undermarkings. This species is a

host A host is a person responsible for guests at an event or for providing hospitality during it. Host may also refer to: Places * Host, Pennsylvania, a village in Berks County * Host Island, in the Wilhelm Archipelago, Antarctica People * ...

brush cuckoo The Sahul brush cuckoo (''Cacomantis variolosus''), formerly known as the brush cuckoo, is a member of the cuckoo family. It is native to Malesia, New Guinea, the Solomon Islands and northern and eastern Australia. It is a grey-brown bird with a ...

Status

It is threatened by

habitat loss Habitat destruction (also termed habitat loss or habitat reduction) occurs when a natural habitat is no longer able to support its native species. The organisms once living there have either moved elsewhere, or are dead, leading to a decrease ...

, as lowland forest is rapidly being cleared across its range. It is expected to remain in hill habitat, and is classed as

near threatened A near-threatened species is a species which has been Conservation status, categorized as "Near Threatened" (NT) by the International Union for Conservation of Nature (IUCN) as that may be vulnerable to Endangered species, endangerment in the ne ...

References

{{Taxonbar, from=Q898450 chestnut-naped forktail Birds of Malesia chestnut-naped forktail Taxonomy articles created by Polbot