The black-streaked puffbird (''Malacoptila fulvogularis'') is a

species In biology, a species is the basic unit of 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 the appropriate s ...

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 to mor ...

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 and their relatives in the near passerine family Bucconidae are tropical tree-dwelling insectivorous birds that are found from South America up to Mexico. Together with their closest relatives, the jacamars, they form a divergent ...

, the puffbirds, nunlets, and nunbirds. It is found in Bolivia, Colombia,

Ecuador Ecuador ( ; ; Quechua: ''Ikwayur''; Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which literally translates as "Republic of the Equator"; Quechua: ''Ikwadur Ripuwlika''; Shuar: ' ...

, 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 = National seal , national_motto = "Firm and Happy f ...

Taxonomy and systematics

The

International Ornithological Committee The International Ornithologists' Union, formerly known as the International Ornithological Committee, is a group of about 200 international ornithologists, and is responsible for the International Ornithological Congress and other international ...

(IOC) treats the black-streaked puffbird as

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 "unispe ...

. However, the

Clements taxonomy ''The Clements Checklist of Birds of the World'' is a book by Jim Clements which presents a list of the bird species of the world. The most recent printed version is the sixth edition (2007), but has been updated yearly, the last version in 202 ...

and BirdLife International's '' Handbook of the Birds of the World'' (HBW) assign three subspecies, the nominate ''M. f. fulvogularis'', ''M. f. huilae'', and ''M. f. substriata''.Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/ Retrieved 25 August 2021HBW and BirdLife International (2020) ''Handbook of the Birds of the World and BirdLife International digital checklist of the birds of the world'' Version 5. Available at: http://datazone.birdlife.org/userfiles/file/Species/Taxonomy/HBW-BirdLife_Checklist_v5_Dec20.zip xls zipped 1 MBretrieved 27 May 2021

Description

The black-streaked puffbird is long and weighs about . Its head is blackish with thin white streaks and a white spot in front of the eye. Its upperparts are dark brown with thin white streaks on the shoulder becoming buffy triangles on the back. The wings are brown with buffy scallops on the

coverts A covert feather or tectrix on a bird is one of a set of feathers, called coverts (or ''tectrices''), which, as the name implies, cover other feathers. The coverts help to smooth airflow over the wings and tail. Ear coverts The ear coverts are s ...

and the tail is solid brown. The throat and upper breast are

ochraceous Ochre ( ; , ), or ocher in American English, is a natural clay earth pigment, a mixture of ferric oxide and varying amounts of clay and sand. It ranges in colour from yellow to deep orange or brown. It is also the name of the colours produced ...

; the lower breast, upper belly, and flanks are striped black and white; and the center of the belly is unmarked dingy whitish. The bill is black, the eye carmine with a white ring around it, and the feet dark.Rasmussen, P. C. and N. Collar (2020). Black-streaked Puffbird (''Malacoptila fulvogularis''), 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.blspuf1.01 retrieved 8 November 2021

Distribution and habitat

The black-streaked puffbird is resident on the east slope 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 ...

from Colombia through Ecuador and Peru into northwestern Bolivia. "''M. f. fulvogularis''" occurs from Ecuador south. "''M. f. huilae''" occurs in the upper

Magdalena river valley The Magdalena River Valley ( es, Valle del Río Magdalena) is a valley in Colombia located within the Colombian Andes. The valley is specifically situated between the Central and Eastern Ranges and crossed by the river of the same name, the Magdal ...

of south central Colombia. "''M. f. substriata''" occurs on the east slope of Colombia's Eastern Andes. The species inhabits the understory of several forest types including humid primary and

montane forest Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures fall as elevation increases, causing the ecosystem to stratify. This stratification is a crucial ...

and open woodland; in Bolivia it also occurs in dry and

semi-deciduous Semi-deciduous or semi-evergreen is a botanical term which refers to plants that lose their foliage for a very short period, when old leaves fall off and new foliage growth is starting. This phenomenon occurs in tropical and sub-tropical woody spe ...

forest. In elevation it ranges from .

Behavior

Feeding

The black-streaked puffbird hunts from a perch in the lower or middle strata of the forest; it makes sallies from there to capture its invertebrate prey from branches and leaves. It sometimes follows

army ant The name army ant (or legionary ant or ''marabunta'') is applied to over 200 ant species in different lineages. Because of their aggressive predatory foraging groups, known as "raids", a huge number of ants forage simultaneously over a limi ...

swarms and joins

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 ...

Breeding

No information on the black-streaked puffbird's breeding phenology has been published.

Vocalization

The black-streaked puffbird's song is "a very high-pitched ascending whistle, lasting under 4 seconds."

Status

The IUCN has assessed the black-streaked puffbird as being of Least Concern, though its population is unknown and believed to be decreasing. No specific threats have been identified. It rare to fairly common in various parts of its range.

References

{{Taxonbar, from=Q1264069 black-streaked puffbird Birds of the Northern Andes black-streaked puffbird black-streaked puffbird Taxonomy articles created by Polbot