Photo: Nick Athanas / CC BY-SA 2.0 (Wikimedia Commons)
Pacific Antwren
Myrmotherula pacifica
Pacific Antwren (Myrmotherula pacifica) — Songbirds & Perching Birds of Central America & Caribbean.
Found across 4 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Pacific Antwren (Myrmotherula pacifica) is a member of the Thamnophilidae family found in Central America & Caribbean and South America. Adults weigh 10.1 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 Myrmotherula
- Species pacifica
Quick facts
- Weight
- 10.1 g
- Diet
- Invertebrate-eaters
- Family
- Thamnophilidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
Vulnerable
Least Concern
Least Concern
Biology & behaviour
Diet
The Pacific Antwren is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Behaviour
A bird of semi-open scrub and shrubland, it spends much of its time perched in trees and shrubs.
Migration
The Pacific Antwren is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Pacific Antwren (Myrmotherula pacifica) is a species of bird in the Thamnophilidae family, part of the order Passeriformes. It occurs naturally across Central America & Caribbean and South America. Its distribution covers MA, SA Panama to w Ecuador.
It is a very small bird. Adults weighs around 10.1 g, with a wing length of about 5.1 cm and a tail of around 2.8 cm.
The IUCN Red List currently assesses it as Least Concern. That category covers species that remain widespread and reasonably abundant in the wild.
Its mapped global range covers an estimated 237,000 km².
Songs & calls
Frequently asked questions
How big is the Pacific Antwren?
The Pacific Antwren is a very small bird that weighs around 10.1 g.
Where does the Pacific Antwren live?
The Pacific Antwren is found across Central America & Caribbean and South America with a range covering MA, SA Panama to w Ecuador, where it is typically found in wooded and forested habitats.
What family does the Pacific Antwren belong to?
The Pacific Antwren (Myrmotherula pacifica) belongs to the Thamnophilidae family, in the order Passeriformes.
What does the Pacific Antwren eat?
The Pacific Antwren is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Pacific Antwren migrate?
The Pacific Antwren is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Pacific 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 Pacific Antwren make?
1 real field recording of the Pacific 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 Pacific Antwren's range?
The Pacific Antwren has a mapped global range of about 237,000 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.