Photo: thibaudaronson / CC BY-SA 4.0 (Wikimedia Commons)
Pearled Treerunner
Margarornis squamiger
Pearled Treerunner (Margarornis squamiger) — Songbirds & Perching Birds of South America.
Found across 6 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Pearled Treerunner (Margarornis squamiger) is a member of the Furnariidae family found in South America. Adults weigh 17.3 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 Furnariidae Ovenbirds
- Genus Margarornis
- Species squamiger
Quick facts
- Weight
- 17.3 g
- Diet
- Invertebrate-eaters
- Family
- Furnariidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
Least Concern
Least Concern
Biology & behaviour
Diet
The Pearled Treerunner 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 Pearled Treerunner is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Pearled Treerunner (Margarornis squamiger) belongs to the Furnariidae family of the order Passeriformes. It occurs naturally across South America. Its distribution covers SA w Venezuela to Bolivia.
It is a small bird. Adults weighs around 17.3 g, with a wing length of about 7.5 cm and a tail of around 7.5 cm.
The IUCN Red List currently assesses it as Least Concern. That category covers species that remain widespread and reasonably abundant in the wild.
Its mapped global range covers an estimated 470,000 km².
Songs & calls
Frequently asked questions
How big is the Pearled Treerunner?
The Pearled Treerunner is a small bird that weighs around 17.3 g.
Where does the Pearled Treerunner live?
The Pearled Treerunner is found across South America with a range covering SA w Venezuela to Bolivia, where it is typically found in wooded and forested habitats.
What family does the Pearled Treerunner belong to?
The Pearled Treerunner (Margarornis squamiger) belongs to the Furnariidae family, in the order Passeriformes.
What does the Pearled Treerunner eat?
The Pearled Treerunner is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Pearled Treerunner migrate?
The Pearled Treerunner is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Pearled Treerunner 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 Pearled Treerunner make?
1 real field recording of the Pearled Treerunner — 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 Pearled Treerunner's range?
The Pearled Treerunner has a mapped global range of about 470,000 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 Furnariidae
A field guide to the Furnariidae family — 321 species in the Birbs encyclopedia, with the best-known members to start with.