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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: 378241
  Adult

Concordia
Entre Ríos
Argentina
07/31/2019
Maria Belén Dri
Foto
Photography ID: 261420
  Adult

Potrero de Garay
Córdoba
Argentina
11/21/2017
Maria Belén Dri



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 Reports


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Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
227367213/04/2025ArgentinaJujuyAeropuerto Gobernador guzmánMaria Belén Dri
192863110/12/2023ArgentinaBuenos AiresReserva Natural de Uso Múltiple Isla Martín GarcíaMaria Belén Dri
190263128/10/2023ArgentinaBuenos AiresParque Natural La LucilaMaria Belén Dri
178219618/06/2023ArgentinaTucumánRuinas de los QuilmesMaria Belén Dri
174820211/04/2023ArgentinaTucumánAeropuerto Internacional Teniente Benjamín MatienzoMaria Belén Dri
169786009/12/2022ArgentinaMisionesSeccional Uruzú, Parque Provincial Urugua-íMaria Belén Dri
168764705/11/2022ArgentinaChacoParque Nacional ChacoMaria Belén Dri
165455911/10/2022ArgentinaChacoColonia BenitezMaria Belén Dri
165445009/10/2022ArgentinaSantiago del EsteroSeccional El Aybal, Parque Nacional CopoMaria Belén Dri
152707730/12/2021ArgentinaCorrientesReserva Municipal Tajy Poty, Santo ToméMaria Belén Dri
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 16/03/2026.