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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 Puerto Iguazú

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: 635779
  Adult

Puerto Iguazú
Misiones
Argentina
04/26/2025
Elsa Longo
Foto
Photography ID: 511224
  Adult

Puerto Iguazú
Misiones
Argentina
10/09/2022
Silvia Sokolovsky
Foto
Photography ID: 494045
 
Puerto Iguazú
Misiones
Argentina
05/05/2022
Adrian Braidotti
Foto
Photography ID: 485317
  Adult

Puerto Iguazú
Misiones
Argentina
02/28/2022
Silvia Sokolovsky
Foto
Photography ID: 461764
  Adult

Puerto Iguazú
Misiones
Argentina
07/27/2021
Jorge Schlemmer
Foto
Photography ID: 455536
  Adult

Puerto Iguazú
Misiones
Argentina
07/15/2021
Andrés Cecconi
Foto
Photography ID: 211907
  Adult

Puerto Iguazú
Misiones
Argentina
07/21/2017
Facundo Quintela
Foto
Photography ID: 54937
  Adult

Puerto Iguazú
Misiones
Argentina
06/26/2014
Patricio M. Silfeni



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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
241594314/01/202606:28ArgentinaMisionesAvenida Córdoba 661, Puerto Iguazú2Gustavo Fernando Durán
241593014/01/202606:09ArgentinaMisionesAvenida Misiones 24, Puerto Iguazú3Gustavo Fernando Durán
241548113/01/202606:38ArgentinaMisionesUruguay 626, Puerto Iguazú1Gustavo Fernando Durán
241547313/01/202606:21ArgentinaMisionesAvenida Victoria Aguirre 66, Puerto Iguazú1Gustavo Fernando Durán
241230309/01/202606:10ArgentinaMisionesLos Troncos Y, Puerto Iguazú1Gustavo Fernando Durán
239786405/12/2025ArgentinaMisionesJardín de los Picaflores, Puerto IguazúDiego Oscar
237934023/10/202508:45ArgentinaMisionesAvenida Brasil 301-399, Puerto Iguazú1Gustavo Fernando Durán
237875422/10/202507:05ArgentinaMisionesBelgrano 58, Puerto Iguazú1Gustavo Fernando Durán
237791820/10/202518:17ArgentinaMisionesAvenida Río Iguazú, Puerto Iguazú1Gustavo Fernando Durán
236727412/09/2025ArgentinaMisionesCamino que circunvala la selva Yriapu, Puerto IguazúAdrian Braidotti
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 12/03/2026.