The moustached turca (''Pteroptochos megapodius'') is a

passerine A passerine () is any bird of the order Passeriformes (; from Latin 'sparrow' and '-shaped'), which includes more than half of all bird species. Sometimes known as perching birds, passerines are distinguished from other orders of birds by t ...

bird Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweigh ...

which is

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 ...

Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...

. It belongs to the

tapaculo The tapaculos or tapacolos are a family, Rhinocryptidae, of small suboscine passerine birds, found mainly in South America and with the highest diversity in the Andean regions. Three species ( Chocó, Tacarcuna, and the silvery-fronted) are ...

group and is a member of the

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

Pteroptochos ''Pteroptochos'' is a genus of bird Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-cham ...

'', along with the two species of Huet-huet.

Description

It is a stocky bird, 23–24 cm long, with a heavy

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 ...

and strong legs and feet. The tail is often held cocked. The

plumage Plumage ( "feather") is a layer of feathers that covers a bird and the pattern, colour, and arrangement of those feathers. The pattern and colours of plumage differ between species and subspecies and may vary with age classes. Within species, ...

is mostly brown with white barring on the breast, belly and undertail-coverts. The bird has a dark eyestripe, white eyebrow and a broad white moustachial stripe. The

and legs are black. The northern race ''atacamae'' is smaller and paler with less obvious barring on the underparts.

Behaviour and ecology

The

song A song is a musical composition intended to be performed by the human voice. This is often done at distinct and fixed pitches (melodies) using patterns of sound and silence. Songs contain various forms, such as those including the repetitio ...

is a series of low, hooting notes lasting for 5 to 10 seconds. Birds often call while perched on top of a rock. The

nest A nest is a structure built for certain animals to hold eggs or young. Although nests are most closely associated with birds, members of all classes of vertebrates and some invertebrates construct nests. They may be composed of organic materia ...

is built at the end of a tunnel up to two metres long which is dug in an earth bank or roadside cutting. Two or three white

eggs Humans and human ancestors have scavenged and eaten animal eggs for millions of years. Humans in Southeast Asia had domesticated chickens and harvested their eggs for food by 1,500 BCE. The most widely consumed eggs are those of fowl, especial ...

are laid.

Distribution and habitat

The nominate

subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

is found in central Chile from northern Bío-Bío Region north to

Coquimbo Region The Coquimbo Region ( es, Región de Coquimbo, ) is one of Chile's 16 regions (first order administrative divisions). It is bordered by Atacama to the north, Valparaíso to the south, Argentina to the east, and the Pacific Ocean to the west. ...

. The isolated form ''atacamae'' occurs in Atacama Region. Both inhabit arid slopes with rocks and shrubbery from sea level to high in the foothills of the

Andes The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...

, reaching 3700 metres in the north. It is a mainly ground-dwelling bird which can run quickly. It feeds on

invertebrate Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column (commonly known as a ''backbone'' or ''spine''), derived from the notochord. This is a grouping including all animals apart from the chordate ...

s such as

insect Insects (from Latin ') are pancrustacean hexapod invertebrates of the class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body ( head, thorax and abdomen), three pairs ...

s and worms.

References

*Jaramillo, Alvaro; Burke, Peter & Beadle, David (2003) ''Field Guide to the Birds of Chile''. Christopher Helm, London.
Aves de Chile: Moustached Turca

moustached turca The moustached turca (''Pteroptochos megapodius'') is a passerine bird which is endemic to Chile. It belongs to the tapaculo group and is a member of the genus '' Pteroptochos'', along with the two species of Huet-huet. Description It is a stock ...

Birds of Chile Endemic birds of Chile

Taxa named by Heinrich von Kittlitz {{bird-stub