The semicollared puffbird (''Malacoptila semicincta'') is a

species In biology, a species is the basic unit of Taxonomy (biology), classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of ...

near-passerine Near passerines and higher land-bird assemblage are terms of traditional, pre- cladistic taxonomy that have often been given to tree-dwelling birds or those most often believed to be related to the true passerines (order Passeriformes) owing 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 lightweig ...

in the family Bucconidae, the puffbirds, nunlets, and nunbirds. It is one of seven species of the genus ''Malacoptila''. It is found in

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

, and

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

.Remsen, J. V., Jr., J. I. Areta, E. Bonaccorso, S. Claramunt, A. Jaramillo, D. F. Lane, J. F. Pacheco, M. B. Robbins, F. G. Stiles, and K. J. Zimmer. Version 24 August 2021. Species Lists of Birds for South American Countries and Territories. https://www.museum.lsu.edu/~Remsen/SACCCountryLists.htm retrieved August 24, 2021

Taxonomy and systematics

The semicollared puffbird and the white-chested puffbird (''M. fusca'') were for a time considered conspecific but are now treated as a superspecies.Remsen, J. V., Jr., J. I. Areta, E. Bonaccorso, S. Claramunt, A. Jaramillo, D. F. Lane, J. F. Pacheco, M. B. Robbins, F. G. Stiles, and K. J. Zimmer. Version 24 August 2021. A classification of the bird species of South America. American Ornithological Society. https://www.museum.lsu.edu/~Remsen/SACCBaseline.htm retrieved August 24, 2021 It 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 ...

Description

The semicollared puffbird is about long and weighs about . The head and upperparts are blackish brown; pale shafts to the feathers give a streaked appearance. Its tail is brown. It has a whitish "whisker" and chin and a thin white crescent across the upper breast. The back of the neck has a rufous "collar". The underparts are whitish with blackish streaks on the lower breast and flanks. The bill is mostly black above and yellow-orange below, the eye dark red with a white ring around it, and the feet pale greenish pink.Rasmussen, P. C. and N. Collar (2020). Semicollared Puffbird (''Malacoptila semicincta''), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.sempuf1.01 retrieved November 7, 2021

Distribution and habitat

The semicollared puffbird is found in western

Amazonia The Amazon rainforest, Amazon jungle or ; es, Selva amazónica, , or usually ; french: Forêt amazonienne; nl, Amazoneregenwoud. In English, the names are sometimes capitalized further, as Amazon Rainforest, Amazon Forest, or Amazon Jungle. ...

where far western Brazil, southeastern Peru, and far northern Bolivia meet. It inhabits

transitional forest Forest transition refers to a geographic theory describing a reversal or turnaround in land-use trends for a given territory from a period of net forest area loss (i.e., deforestation) to a period of net forest area gain. The term "landscape turn ...

and the edges of humid tropical evergreen '' terra firme'' forest, usually from the undergrowth up to the lower mid-story. In elevation it ranges from near sea level to .

Behavior

Feeding

The semicollared puffbird's feeding behavior and diet have not been documented.

Breeding

The semicollared puffbird's breeding

phenology Phenology is the study of periodic events in biological life cycles and how these are influenced by seasonal and interannual variations in climate, as well as habitat factors (such as elevation). Examples include the date of emergence of leav ...

has not been documented.

Vocalization

The semicollared puffbird's song is a "series of thin, rather high-pitched, melancholy, descending 'Fééeur' or 'pseuu' whistles, each at first widely spaced...and starting on the same pitch; then dropping in pitch, 'pseuu-uuu-uuu'."

Status

The IUCN has assessed the semicollared puffbird as being of Least Concern, though its population is unknown and is believed to be decreasing. It occurs in one protected are in Peru.

References

{{Taxonbar, from=Q1269390 semicollared puffbird Birds of the Amazon Basin Birds of the Peruvian Amazon Birds of the Bolivian Amazon semicollared puffbird semicollared puffbird Taxonomy articles created by Polbot