Variable antshrike
Thamnophilus caerulescens Vieillot, 1816
The variable antshrike (Thamnophilus caerulescens) is a species in the family Thamnophilidae, order Passeriformes. Recorded adults weigh 20.6 g to 22 g. Its IUCN Red List status is Least Concern.

Quick facts about the variable antshrike
- Weight
- 20.6 g – 22 gsrc for Weight
- Length
- Not recorded
- Lifespan
- Not recorded
- Diet
- Invertivoresrc for Diet
- Main food
- Not recorded
- Habitat
- forestsrc for Habitat
- Young per litter or clutch
- 2.4src for Young per litter or clutch
- Lifestyle
- Perchingsrc for Lifestyle
- Migration
- Sedentarysrc for Migration
- Conservation status
- Least Concern (IUCN)src for Conservation status
- Countries on record
- Not recorded
Where does the variable antshrike live?
Not recorded
What is the variable antshrike?
The variable antshrike (Thamnophilus caerulescens) is a species of bird in subfamily Thamnophilinae of family Thamnophilidae, the "typical antbirds". It is found in Argentina, Bolivia, Brazil, Paraguay, Peru, and Uruguay.
From the Wikipedia article “Variable antshrike” (en.wikipedia.org/w/index.php?title=Variable_antshrike&oldid=1315287797), by Wikipedia contributors, licensed under CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0). This block is kept separate from our own text.
Is the variable antshrike endangered?
The variable antshrike is listed as Least Concern on the IUCN Red List: it is not currently at risk of extinction.
- LCLeast Concern
- NTNear Threatened
- VUVulnerable
- ENEndangered
- CRCritically Endangered
- EWExtinct in the Wild
- EXExtinct
Category via Wikidata (CC0). Find the full assessment on the IUCN Red List. See all Least Concern species.
How is the variable antshrike classified?
- kingdomAnimalia
- phylumChordata
- classAves
- orderPasseriformes
- familyThamnophilidae
- genusThamnophilus
- SpeciesThamnophilus caerulescens Vieillot, 1816
Other names and names in other languages (34)
- batarà pissarrós variableCatalan
- mravenčík proměnlivýCzech
- morgrugydd amrywiolWelsh
- Variabel MyretornskadeDanish
- AndenwollrückenGerman
- Grauscheitel-WollrückenGerman
- GrauscheitelwollrückenGerman
- Südlicher TropfenameisenwürgerGerman
- WechselameisenwürgerGerman
- varia formikuloEsperanto
- Batará variableSpanish
- Batará plomizoSpanish
- Choca comúnSpanish
- Choca corona negruzcaSpanish
- köynnöspuumuuraFinnish
- Batara bleuâtreFrench
- tamnooka mravaricaCroatian
- Averla formichiera variabileItalian
- カワリアリモズJapanese
- pilkoji medšarkinė skruzdlesėLithuanian
- GrijskapmierklauwierDutch
- krattmaurvarslerNorwegian
- chronka zmiennaPolish
- choca-da-mataPortuguese
- formigueiro-variávelPortuguese
- Изменчивый колючникRussian
- Серая сорокопутовая муравьеловкаRussian
- batara menliváSlovak
- Raznobojni mravlji svračakSerbian
- buskmyrtörnskataSwedish
- Değişken KarıncaavcısıTurkish
- сорокуш сірийUkrainian
- 杂色蚁鵙Chinese
- 雜色蟻鵙Chinese
Relatives of the variable antshrike
Other species in the same genus Thamnophilus.

Barred antshrike
Thamnophilus doliatus

Black-hooded antshrike
Thamnophilus bridgesi

Chestnut-backed antshrike
Thamnophilus palliatus
Amazonian antshrike
Thamnophilus amazonicus
Mouse-colored antshrike
Thamnophilus murinus
Blackish-grey antshrike
Thamnophilus nigrocinereus
CompareVariable antshrike vs Barred antshrikeVariable antshrike vs Black-hooded antshrikeVariable antshrike vs Chestnut-backed antshrikeVariable antshrike vs Amazonian antshrike
Common questions
Answered only where our data holds the answer.
How big is the variable antshrike?
An adult variable antshrike weighs 20.6 g – 22 g, according to values recorded on Wikidata.
Is the variable antshrike endangered?
The variable antshrike is listed as Least Concern on the IUCN Red List, meaning it is not currently at risk of extinction.
What kind of animal is the variable antshrike?
The variable antshrike (Thamnophilus caerulescens) belongs to the family Thamnophilidae in the order Passeriformes.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - AVONET: morphological, ecological and geographical data for all birds · CC BY 4.0 · v7
Tobias, J.A. et al. (2022) AVONET: morphological, ecological and geographical data for all birds. Ecology Letters 25: 581–597. https://doi.org/10.1111/ele.13898. Data: https://doi.org/10.6084/m9.figshare.16586228.v7 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - Wikimedia Commons · per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed) · 2026-11-11
Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence). - Wikidata · CC0 1.0 · 2026-11-11
Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service). - Wikipedia (English) · CC BY-SA 4.0 · 2026-11-11
Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Variable antshrike (Thamnophilus caerulescens). Retrieved from https://creaturedata.com/animals/variable-antshrike
“Variable antshrike (Thamnophilus caerulescens).” CreatureData, 2026, https://creaturedata.com/animals/variable-antshrike.
@misc{variable_antshrike_2026,
title = {Variable antshrike (Thamnophilus caerulescens)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/variable-antshrike},
note = {Data as of 2026-11-11}
}