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Furnarius rufus rufus

Rufous Hornero
Hornero
João-de-barro

Family: Furnariidae
Order: Passeriformes
Class: Aves
Phylum / Division: Chordata
Kingdom: Animalia

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Records of Furnarius rufus rufus

Conservation Status according to BirdLife International: Least Concern

Other common names: Alonsito, Caserito.

Synonyms: Merops rufus.

Subspecies:


Description: It is a medium-sized passerine bird, easily recognized by its predominantly rufous-brown plumage, slightly darker wings, and paler throat. The body is sturdy, with a short tail and a strong, straight bill well adapted for ground foraging. Its compact appearance and upright posture are especially noticeable when walking across open areas.

Geographic distribution: It is widely distributed across central and southern South America, including Argentina, Uruguay, Paraguay, Bolivia, southern Brazil, and parts of eastern Chile. The species is very common throughout much of its range, particularly in lowland temperate regions, where it remains present year-round.

Habitat: It inhabits a wide variety of open and semi-open environments, such as grasslands, savannas, agricultural fields, rural areas, and urban settings. It shows remarkable adaptability to human-altered landscapes and is frequently observed in gardens, parks, and near buildings.

Feeding: Its diet is mainly insectivorous, consisting of insects, larvae, spiders, and other small invertebrates collected while walking on the ground. Occasionally, it may consume small amounts of plant material. Foraging is active, often involving probing and turning over soil with the bill.

Behavior: It is a territorial and generally monogamous bird, usually seen alone or in pairs. The species is notably tolerant of human presence and is well known for its loud, repetitive song, which plays an important role in territorial defense and pair communication.

Nesting: It builds one of the most distinctive nests among South American birds: a mud structure shaped like an oven, with a lateral entrance leading to an inner chamber. Both members of the pair participate in nest construction, which is typically placed on posts, trees, buildings, or artificial structures. The usual clutch consists of 3 to 4 eggs, incubated by both adults.

Conservation status: It is classified as Least Concern, owing to its broad distribution, large population size, and high adaptability to human-modified environments.


Author of this compilation: EcoRegistros – 20/12/2025

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Last published photographs

Foto
Photography ID: 554223
 
San Benito
Entre Ríos
Argentina
10/01/2023
Néstor Trossero
Foto
Photography ID: 469336
  Adult

Mocoretá
Corrientes
Argentina
09/15/2021
Gustavo Daniel González
Foto
Photography ID: 441110
  Adult

Montevideo
Montevideo
Uruguay
04/16/2021
Javier Laprebendere
Foto
Photography ID: 393150
  Adult

Arroyo Yerbal grande
Treinta y Tres
Uruguay
01/02/2020
Luis Mier
Foto
Photography ID: 357219
  Adult

Carlos Keen
Buenos Aires
Argentina
09/28/2019
Román Montero



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 Reports


 Detail of places sorted by number of records








Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
190533401/10/2023ArgentinaEntre RíosZona urbana, San BenitoNéstor Trossero
148920515/09/2021ArgentinaCorrientesMocoretáGustavo Daniel González
139410716/04/2021UruguayMontevideoCalles Tiburcio Gómez y Francisco Bauzá, MontevideoJavier Laprebendere
130614802/11/2020ArgentinaSanta FeAvenida General López 3681, Santa FeGustavo Fernando Durán
123386702/01/2020UruguayTreinta y TresPaso del Yerbal, Arroyo Yerbal grandeLuis Mier
110166328/09/2019ArgentinaBuenos AiresCarlos KeenRomán Montero
Page 1

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Bibliography related


Artículo Heredia, J., R. Moller Jensen, C. Figuerero y J. La Grotteria. 2010. Cuatro Furnariidae ‘pescando’: Hornero (Furnarius rufus), Curutié Colorado (Certhiaxis cinnamomea), Remolinera Castaña (Cinclodes atacamensis) y Remolinera Chocolate (Cinclodes olrogi). Nuestras Aves, 55: 17-19.



Citation recommended:

EcoRegistros. 2026. Rufous Hornero (Furnarius rufus) - Species sheet. Acceded from https://www.ecoregistros.org on 10/03/2026.