Photo: Hector Bottai / CC BY-SA 4.0 (Wikimedia Commons)
Klages’s Antwren
Myrmotherula klagesi
Klages's Antwren (Myrmotherula klagesi) — Songbirds & Perching Birds of South America.
Found across 2 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Klages’s Antwren (Myrmotherula klagesi) is a member of the Thamnophilidae family found in South America. Adults weigh 7.8 g. The IUCN Red List lists it as Vulnerable.
Conservation status
IUCN Red List (opens in a new tab)Facing a high risk of extinction in the wild.
Where it fits
- Class Aves
- Order Passeriformes
- Family Thamnophilidae Antbirds
- Genus Myrmotherula
- Species klagesi
Quick facts
- Weight
- 7.8 g
- Diet
- Invertebrate-eaters
- Family
- Thamnophilidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
Least Concern
Least Concern
Least Concern
Biology & behaviour
Diet
The Klages’s Antwren is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Behaviour
A bird of dense forest, it spends much of its time perched in trees and shrubs.
Migration
The Klages’s Antwren is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Klages’s Antwren (Myrmotherula klagesi) is a species of bird in the Thamnophilidae family, part of the order Passeriformes. It occurs naturally across South America. Its distribution covers SA c Amazonia.
It is a very small bird. Adults weighs around 7.8 g, with a wing length of about 4.7 cm and a tail of around 2.9 cm.
It is classified as Vulnerable on the IUCN Red List and is a focus of conservation concern. Vulnerable species face a high risk of extinction in the wild if pressures continue.
The species has a mapped global range of roughly 56,000 km².
Songs & calls
Frequently asked questions
How big is the Klages’s Antwren?
The Klages’s Antwren is a very small bird that weighs around 7.8 g.
Where does the Klages’s Antwren live?
The Klages’s Antwren is found across South America with a range covering SA c Amazonia, where it is typically found in wooded and forested habitats.
What family does the Klages’s Antwren belong to?
The Klages’s Antwren (Myrmotherula klagesi) belongs to the Thamnophilidae family, in the order Passeriformes.
What does the Klages’s Antwren eat?
The Klages’s Antwren is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Klages’s Antwren migrate?
The Klages’s Antwren is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Klages’s Antwren endangered?
It is classified as Vulnerable on the IUCN Red List and is a focus of conservation concern Vulnerable species face a high risk of extinction in the wild if pressures continue.
What sound does the Klages’s Antwren make?
1 real field recording of the Klages’s Antwren — including its song — can be played in the Songs & calls section on this page, credited to the recordist who captured it.
How large is the Klages’s Antwren's range?
The Klages’s Antwren has a mapped global range of about 56,000 km².
Conservation
Every bird benefits from bird-safe windows, native plants, and keeping cats indoors. Small changes at home add up to real protection.
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Guides for this bird
Best Bird Feeders for Garden Songbirds
How to choose a bird feeder for garden songbirds — the feeder styles compared, the seed they prefer, where to hang it, and how to keep birds safe. A decision framework grounded in real data, with no mystery picks.
Meet the Thamnophilidae
A field guide to the Thamnophilidae family — 240 species in the Birbs encyclopedia, with the best-known members to start with.