Photo: Hector Bottai / CC BY-SA 4.0 (Wikimedia Commons)
Rufous-bellied Antwren
Isleria guttata
Rufous-bellied Antwren (Isleria guttata) — 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 Rufous-bellied Antwren (Isleria guttata) is a member of the Thamnophilidae family found in South America. Adults weigh 11 g. The IUCN Red List lists it as Least Concern.
Conservation status
IUCN Red List (opens in a new tab)Widespread and abundant — not currently at risk.
Where it fits
- Class Aves
- Order Passeriformes
- Family Thamnophilidae Antbirds
- Genus Isleria
- Species guttata
Quick facts
- Weight
- 11 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 Rufous-bellied 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 Rufous-bellied Antwren is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Rufous-bellied Antwren (Isleria guttata) is a member of the Thamnophilidae family, within the order Passeriformes. Its range spans South America. Its distribution covers SA ne Amazonia.
It is a very small bird. Adults weighs around 11 g, with a wing length of about 5.2 cm and a tail of around 2.5 cm.
The IUCN Red List currently assesses it as Least Concern. That category covers species that remain widespread and reasonably abundant in the wild.
The species has a mapped global range of roughly 1.7 million km².
Songs & calls
Frequently asked questions
How big is the Rufous-bellied Antwren?
The Rufous-bellied Antwren is a very small bird that weighs around 11 g.
Where does the Rufous-bellied Antwren live?
The Rufous-bellied Antwren is found across South America with a range covering SA ne Amazonia, where it favours woodland, forest and well-treed country.
What family does the Rufous-bellied Antwren belong to?
The Rufous-bellied Antwren (Isleria guttata) belongs to the Thamnophilidae family, in the order Passeriformes.
What does the Rufous-bellied Antwren eat?
The Rufous-bellied Antwren is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Rufous-bellied Antwren migrate?
The Rufous-bellied Antwren is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Rufous-bellied Antwren endangered?
The IUCN Red List currently assesses it as Least Concern That category covers species that remain widespread and reasonably abundant in the wild.
What sound does the Rufous-bellied Antwren make?
1 real field recording of the Rufous-bellied Antwren — including its call — can be played in the Songs & calls section on this page, credited to the recordist who captured it.
How large is the Rufous-bellied Antwren's range?
The Rufous-bellied Antwren has a mapped global range of about 1.7 million 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.