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Thamnophilus caerulescens

Variable Antshrike


Thamnophilus caerulescens

Vieillot, LJP, 1816
Choca Común
Choca-da-mata
Family: Thamnophilidae
Order: Passeriformes
Class: Aves
Phylum / Division: Chordata
Kingdom: Animalia
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Records from Paraguay

Conservation status according to BirdLife International: Least Concern


Description


Description: Dark gray back, light gray ventral side, black crown, black tail with white tips, black wings with two white stripes. The female has a chestnut crown and cinnamon ventral side. We have observed females without stripes (Photograph ID 7613).

Geographic Distribution within Argentina: Northern part of the country to San Luis and Buenos Aires.

Habitat: Forests and woodlands.

Diet: Arthropods and invertebrates.

Author of this description: Jorge La Grotteria

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Geographic distribution


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Species photographs

Last published photographs

Foto
Photography ID: 646843
♂ ♀  Adult
Pirapey 39 al 43
Itapúa
Paraguay
07/30/2025
Francisco Chávez Acosta
Foto
Photography ID: 415600
♂  Adult
Chaco Paraguayo
Boquerón
Paraguay
12/04/2019
Fernando Naifleisch
Foto
Photography ID: 403595
♂  Adult
San Juan del Paraná
Itapúa
Paraguay
07/12/2020
Roberto Fermín Derna
Foto
Photography ID: 287097
♂  Adult
Cerro León
Alto Paraguay
Paraguay
07/22/2017
Analía Gonzalez
Foto
Photography ID: 179899
♀  Adult
Bella Vista
Itapúa
Paraguay
04/17/2016
Roberto Fermín Derna
Foto
Photography ID: 114603
♂  Adult
Bella Vista
Itapúa
Paraguay
09/06/2015
Roberto Fermín Derna
Foto
Photography ID: 103487
♂  Adult
Encarnación
Itapúa
Paraguay
06/17/2015
Andres Espindola
Foto
Photography ID: 93037
♂  Adult
Capitán Miranda
Itapúa
Paraguay
04/02/2015
Roberto Fermín Derna



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Species vocalizations

Last vocalizations published



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Species videos

Last filmings published




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Species reports



 Detail of places sorted by number of records







Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
250120122/07/2026ParaguayPresidente HayesLaguna Capitán1Hugo Caverzasi
242248723/01/2026ParaguayConcepciónEstancia Ña Blanca1Dominic Oviedo Löwen
242213020/01/2026ParaguaySan PedroNautica Cardenal1Dominic Oviedo Löwen
242196213/01/2026ParaguayParaguaríCerro Yaguarón1Dominic Oviedo Löwen
237086204/10/202518:53ParaguayCentralItauguaDominic Oviedo Löwen
236418721/09/202508:42ParaguayCordilleraSanta Teresita1Dominic Oviedo Löwen
232889630/07/2025ParaguayItapúaCectec, Pirapey 39 al 433Francisco Chávez Acosta
232464022/07/202508:13ParaguaySan PedroCamino sin nombrar2Dominic Oviedo Löwen
232025515/07/202508:24ParaguayItapúaCamino sin nombrar1Dominic Oviedo Löwen
229098110/05/2025ParaguayCentralLado Sur del Cerro (valle Karê), Cerro Patiño2Dominic Oviedo Löwen
Page 1

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Related bibliography


Artículo De la Peña, M. R. 1999. Aves Argentinas, Lista y Distribución. 244 págs. LOLA. Buenos Aires.

Artículo Lucero, F. y J. C. Chebez. 2011. Nuevas citas y ampliación de la distribución de algunas aves en las provincias de San Juan, Mendoza y La Rioja. Nótulas Faunísticas N° 71. Fundación Félix de Azara.

Artículo Narosky, T. y D. Yzurieta. 2010. Aves de Argentina y Uruguay – Birds of Argentina & Uruguay: Guía de Identificación Edición Total – A Field Guide Total Edition. 16a ed. 427 págs. Vázquez Mazzini Editores. Buenos Aires. Argentina.

Artículo Narosky, T. Y M. Ruda Vega. 2009. Aves Argentinas, un vuelo por el mundo silvestre. 1a edición. Albatros. Buenos Aires.



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Recommended citation
Please use the following reference when citing this species account.
EcoRegistros. 2026. Variable Antshrike (Thamnophilus caerulescens) – Species account. Accessed from www.ecoregistros.org on 21/09/2026.