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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 Monte Hermoso

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: 566509
  Adult

Monte Hermoso
Buenos Aires
Argentina
01/20/2024
Lucas Martín
Foto
Photography ID: 521256
  Adult

Monte Hermoso
Buenos Aires
Argentina
01/15/2023
Lucas Martín
Foto
Photography ID: 329789
  Adult

Monte Hermoso
Buenos Aires
Argentina
04/13/2019
Roberto Battaglia
Foto
Photography ID: 78164
  Adult

Monte Hermoso
Buenos Aires
Argentina
01/02/2015
Pablo Chafrat
Foto
Photography ID: 22966
  Adult

Monte Hermoso
Buenos Aires
Argentina
06/11/2012
Luis F.Moreno



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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
225528303/03/202508:15ArgentinaBuenos AiresRío Juramento 1113, Monte Hermoso1Santiago Juan Torres
225526803/03/202507:27ArgentinaBuenos AiresCórdoba, Monte Hermoso1Santiago Juan Torres
225526203/03/202507:20ArgentinaBuenos AiresRío Juramento 1235, Monte Hermoso1Santiago Juan Torres
225475901/03/202508:16ArgentinaBuenos AiresDel Pejerrey 1762, Monte Hermoso1Santiago Juan Torres
225474801/03/202508:08ArgentinaBuenos AiresLas Almejas 2133, Monte Hermoso2Santiago Juan Torres
225473101/03/202507:37ArgentinaBuenos AiresLas Ballenas 61, Monte Hermoso2Santiago Juan Torres
225471301/03/202507:29ArgentinaBuenos AiresLas Ballenas 578, Monte Hermoso1Santiago Juan Torres
225470101/03/202507:24ArgentinaBuenos AiresRío Juramento 1259, Monte Hermoso2Santiago Juan Torres
195402320/01/2024ArgentinaBuenos AiresMonte HermosoLucas Martín
170498615/01/2023ArgentinaBuenos AiresMonte HermosoLucas Martín
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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