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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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Latest feeding records
Is consumed, preyed upon or captured by
GroupSpeciesDateUser
BirdsCarancho (Caracara plancus)05/12/2020Diego Oscar




Last published photographs

Foto
Photography ID: 520287
  Adult

Pinamar
Buenos Aires
Argentina
12/26/2020
Santos Uranga
Foto
Photography ID: 477602
  Adult

Córdoba
Córdoba
Argentina
09/23/2020
Marcelo A Carranza
Foto
Photography ID: 474048
  Adult

Ensenada
Buenos Aires
Argentina
10/31/2020
Lucas Sanz
Foto
Photography ID: 431373
  Adult

Florencio Varela
Buenos Aires
Argentina
11/23/2020
Mateo Cocimano
Foto
Photography ID: 431256
  Adult

Florencio Varela
Buenos Aires
Argentina
09/06/2020
Mateo Cocimano
Foto
Photography ID: 427876
  Adult

Tandil
Buenos Aires
Argentina
12/05/2020
Hugo Segovia
Foto
Photography ID: 427632
  Adult

Las Mojarras
Córdoba
Argentina
12/31/2020
Jorge Schlemmer
Foto
Photography ID: 426467
  Adult

Dique El Saladillo
La Rioja
Argentina
12/10/2020
Carlos De Biagi



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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
144959131/12/2020ArgentinaBuenos AiresRuta 22 (entre Médanos y Algarrobos)Jorgelina Lopez
135195531/12/2020ArgentinaRío NegroLas Grutas1Diego Oscar
134644731/12/2020ArgentinaBuenos AiresSierra de la VentanaPablo Echevarría
134430631/12/2020ArgentinaBuenos AiresReserva Natural Punta LaraFacundo Irazoqui
134311331/12/2020ArgentinaBuenos AiresPedro Luro, Partido de VillarinoHernán Tolosa
134256831/12/2020ArgentinaCórdobaPuente Las Mojarras Dpto Gral San Martin, Las MojarrasJorge Schlemmer
134024331/12/2020ArgentinaCórdobaLaguna Monges, Villa MaríaHugo Caverzasi
134018531/12/2020ArgentinaCórdobaLas MojarrasHugo Caverzasi
133999531/12/2020ArgentinaCiudad Autónoma de Buenos AiresPlaza Alberti, Belgrano1Sebastián Otero
133977931/12/2020ArgentinaSanta FeAvenida General López 3681, Santa Fe2Gustavo Fernando Durán
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 30/03/2026.