The moustached hawk-cuckoo (''Hierococcyx vagans'') is a species of

cuckoo Cuckoos are birds in the Cuculidae family, the sole taxon in the order Cuculiformes . The cuckoo family includes the common or European cuckoo, roadrunners, koels, malkohas, couas, coucals and anis. The coucals and anis are sometimes separ ...

in the family

Cuculidae Cuckoos are birds in the Cuculidae family, the sole taxon in the order Cuculiformes . The cuckoo family includes the common or European cuckoo, roadrunners, koels, malkohas, couas, coucals and anis. The coucals and anis are sometimes separa ...

. It is found in Brunei, Indonesia, Laos, Malaysia, Myanmar, and Thailand. Its natural

habitat In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...

is evergreen and secondary forests. Threatened by

habitat loss Habitat destruction (also termed habitat loss and habitat reduction) is the process by which a natural habitat becomes incapable of supporting its native species. The organisms that previously inhabited the site are displaced or dead, thereby ...

, it has been assessed as a near-threatened species.

Taxonomy

Salomon Müller Salomon Müller (7 April 1804 – 29 December 1864) was a German naturalist. He was born in Heidelberg, and died in Freiburg im Breisgau. Müller was the son of a saddler in Heidelberg. Along with Heinrich Boie and Heinrich Christian Macklot, he ...

described the species in 1845, as ''Cuculus vagans''. 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 "unispec ...

Distribution and habitat

The moustached hawk-cuckoo is found in southern Myanmar, Thailand, southern Laos, Malaysia, Singapore, Brunei, and

Kalimantan Kalimantan () is the Indonesian portion of the island of Borneo. It constitutes 73% of the island's area. The non-Indonesian parts of Borneo are Brunei and East Malaysia. In Indonesia, "Kalimantan" refers to the whole island of Borneo. In 2019, ...

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 sixth-largest island in the world at 473,481 km2 (182,812 mi.2), not including adjacent i ...

and

Java Java (; id, Jawa, ; jv, ꦗꦮ; su, ) is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea to the north. With a population of 151.6 million people, Java is the world's List ...

of Indonesia. Its habitat is

evergreen In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, which ...

and

secondary forest A secondary forest (or second-growth forest) is a forest or woodland area which has re-grown after a timber harvest or clearing for agriculture, until a long enough period has passed so that the effects of the disturbance are no longer evident. ...

s and forest edges, especially on hills and in alluvial and bamboo forests. It occurs at elevations up to .

Description

The moustached hawk-cuckoo is long, and it weighs about . The crown and nape are grey. The ear coverts are white, and there is a blackish moustache. The back is brown, and the tail has brown bands and a buffy or white tip. The

flight feather Flight feathers (''Pennae volatus'') are the long, stiff, asymmetrically shaped, but symmetrically paired pennaceous feathers on the wings or tail of a bird; those on the wings are called remiges (), singular remex (), while those on the tail ...

s have buffy bars. The underparts are creamy-white, with blackish streaks. The eye is dark brown or grey, with a yellow eye-ring around it. The beak is black, and the feet are orange-yellow. The juvenile bird's back and wings are blackish, and it has black streaks on its breast. The fledgling also has a moustache.

Behaviour

This cuckoo eats insects and small fruits. It has been seen in

mixed-species foraging flock A mixed-species feeding flock, also termed a mixed-species foraging flock, mixed hunting party or informally bird wave, is a flock of usually insectivorous birds of different species that join each other and move together while foraging. These ar ...

s. It is usually found in thick canopy. Males sing at fixed locations in the canopy, its call being ''chu-chu'' or ''kang-koh'' repeated every two seconds. It also gives a whistling ''peu peu'' that becomes ''hi-hi'' and then stops. It has been observed parasitising

Abbott's babbler Abbott's babbler (''Malacocincla abbotti'') is a species of bird in the family Pellorneidae. It is widely distributed along the Himalayas in South Asia and extending into the forests of Southeast Asia. They are short-tailed and stout birds which ...

and the rufous-winged philentoma. In mainland Southeast Asia, the breeding season is June to August.

Status

The species is threatened by rapid habitat loss caused by logging, land conversion and forest fires. The population is probably declining at a moderately rapid rate because it can live in secondary forests. The

International Union for Conservation of Nature The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...

(IUCN) has assessed it as a

near-threatened species A near-threatened species is a species which has been categorized as "Near Threatened" (NT) by the International Union for Conservation of Nature as that may be vulnerable to endangerment in the near future, but it does not currently qualify fo ...

References

{{Taxonbar, from=Q1261408 moustached hawk-cuckoo Birds of Southeast Asia Near threatened animals Near threatened biota of Asia Taxa named by Salomon Müller moustached hawk-cuckoo Taxonomy articles created by Polbot