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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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Records from Mercedes

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: 297099
  Adult

Mercedes
Corrientes
Argentina
10/28/2018
Gonzalo Clifton Goldney
Foto
Photography ID: 297085
  Adult

Mercedes
Corrientes
Argentina
10/27/2018
Gonzalo Clifton Goldney



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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
214698609/09/2024ArgentinaCorrientesPN Iberá--Portal Lobo Cuá, Mercedes1Diego Oscar
214625608/09/2024ArgentinaCorrientesPN Iberá--Portal Lobo Cuá, Mercedes3Diego Oscar
203840126/05/2024ArgentinaCorrientesMercedes, Mercedes1Gabriel Carbajales
178099217/06/2023ArgentinaCorrientesFelipe Yofre, Mercedes2Pablo Bruni
199093404/04/2023ArgentinaCorrientes108 Ruta Nacional 123, Mercedes1Naré Berduc
199093501/04/2023ArgentinaCorrientesAvenida Atanacio Aguirre, Mercedes1Naré Berduc
210508714/05/2022ArgentinaCorrientesEa. Rincón del Socorro, Mercedes2Sabrina Godoy
210508912/05/2022ArgentinaCorrientes Corrientes, Mercedes7Sabrina Godoy
210508811/05/2022ArgentinaCorrientes Corrientes, Mercedes5Sabrina Godoy
210508610/05/2022ArgentinaCorrientes Corrientes, Mercedes5Sabrina Godoy
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 09/03/2026.










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