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Rufous Hornero

Furnarius rufus
(Gmelin, JF, 1788)
Hornero
João-de-barro

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

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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: 602752
  Adult

Lobería
Buenos Aires
Argentina
09/25/2024
Susana Gomez
Foto
Photography ID: 584716
  Adult

Lobería
Buenos Aires
Argentina
05/19/2024
Susana Gomez
Foto
Photography ID: 582167
  Adult

Capilla del Monte
Córdoba
Argentina
04/13/2024
Susana Gomez
Foto
Photography ID: 551500
  Adult

Camino a Ibicuy
Entre Ríos
Argentina
09/20/2023
Susana Gomez
Foto
Photography ID: 550824
  Adult

Mburucuyá
Corrientes
Argentina
09/18/2023
Susana Gomez
Foto
Photography ID: 531177
  Adult

Santa Fe
Santa Fe
Argentina
04/01/2023
Susana Gomez
Foto
Photography ID: 519800
  Adult

Partido de Villarino
Buenos Aires
Argentina
01/01/2023
Susana Gomez
Foto
Photography ID: 502634
  Adult

Necochea, Puerto Quequén
Buenos Aires
Argentina
08/01/2022
Susana Gomez
Foto
Photography ID: 502500
  Adult

Lobería
Buenos Aires
Argentina
07/31/2022
Susana Gomez
Foto
Photography ID: 501945
  Adult

Lobería
Buenos Aires
Argentina
07/26/2022
Susana Gomez
Foto
Photography ID: 489431
  Adult

Lobería
Buenos Aires
Argentina
04/10/2022
Susana Gomez



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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
244085501/03/202610:34ArgentinaBuenos AiresCamino sin nombrarSusana Gomez
244083801/03/202609:30ArgentinaBuenos AiresRuta Provincial 227Susana Gomez
244146428/02/2026ArgentinaBuenos AiresLos Carpinchos, Lobería3Susana Gomez
244141326/02/2026ArgentinaBuenos AiresLos Carpinchos, Lobería4Susana Gomez
242840406/02/202618:31ArgentinaBuenos AiresCamino sin nombrarSusana Gomez
242596501/02/202611:07ArgentinaBuenos AiresCamino sin nombrarSusana Gomez
242212526/01/202611:03ArgentinaBuenos AiresCamino al Inta, Parque Nacional Ciervo de los PantanosSusana Gomez
241759418/01/202609:14ArgentinaCórdobaCno. s154Susana Gomez
241758818/01/202608:42ArgentinaCórdobaBenitz 20, La CumbreSusana Gomez
241741417/01/202607:58ArgentinaCórdobaCno. a San esteban 1307 Y, La CumbreSusana Gomez
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 15/03/2026.