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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: 647806
  Adult

Ceibas
Entre Ríos
Argentina
07/24/2025
Edgar Romeo
Foto
Photography ID: 632749
  Adult

Candelaria
Misiones
Argentina
04/12/2025
Edgar Romeo
Foto
Photography ID: 620643
  Adult

San Manuel
Buenos Aires
Argentina
01/31/2025
Edgar Romeo
Foto
Photography ID: 608975
  Adult

Lujan
San Luis
Argentina
09/14/2024
Edgar Romeo
Foto
Photography ID: 577401
  Adult

Tandil
Buenos Aires
Argentina
03/24/2024
Edgar Romeo
Foto
Photography ID: 570754
  Adult

Arenas Verdes
Buenos Aires
Argentina
02/11/2024
Edgar Romeo
Foto
Photography ID: 553338
  Adult

María Grande
Entre Ríos
Argentina
09/14/2023
Edgar Romeo
Foto
Photography ID: 531673
  Adult

Ancasti
Catamarca
Argentina
03/04/2023
Edgar Romeo
Foto
Photography ID: 512560
  Adult

Puán
Buenos Aires
Argentina
10/22/2022
Edgar Romeo
Foto
Photography ID: 510404
  Adult

San Manuel
Buenos Aires
Argentina
10/14/2022
Edgar Romeo
Foto
Photography ID: 467667
  Adult

Villa Paranacito
Entre Ríos
Argentina
09/29/2021
Edgar Romeo
Foto
Photography ID: 444114
  Adult

Arenas Verdes
Buenos Aires
Argentina
05/01/2021
Edgar Romeo



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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
234074924/07/2025ArgentinaEntre RíosReserva Natural Ceibas, CeibasEdgar Romeo
228176112/04/2025ArgentinaMisionesRuta papa Francisco, CandelariaEdgar Romeo
224255231/01/2025ArgentinaBuenos AiresCamino de los curros, San ManuelEdgar Romeo
218958914/09/2024ArgentinaSan LuisReserva punta de agua, LujanEdgar Romeo
201455124/03/2024ArgentinaBuenos AiresCountry Sierras de Tandil1, TandilEdgar Romeo
197473211/02/2024ArgentinaBuenos AiresArenas verdes, Arenas VerdesEdgar Romeo
190116714/09/2023ArgentinaEntre RíosCalle rural, María GrandeEdgar Romeo
189831311/09/2023ArgentinaMisionesFachinalEdgar Romeo
188831409/09/2023ArgentinaCorrientesPaso de los LibresEdgar Romeo
188830109/09/2023ArgentinaCorrientesCamino sin nombrarEdgar Romeo
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 22/03/2026.