Photo: Griha Hasanov (grihahasanov) / CC BY 4.0 (Wikimedia Commons)
Thick-billed Warbler
Arundinax aedon
Thick-billed Warbler (Arundinax aedon) — Songbirds & Perching Birds of Europe & Northern Asia.
Found across 8 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Thick-billed Warbler (Arundinax aedon) is a member of the Acrocephalidae family found in Europe & Northern Asia. Adults weigh 22.4 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 Acrocephalidae Reed Warblers & Allies
- Genus Arundinax
- Species aedon
Quick facts
- Weight
- 22.4 g
- Diet
- Invertebrate-eaters
- Family
- Acrocephalidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
Endangered
Least Concern
Biology & behaviour
Diet
The Thick-billed Warbler is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Behaviour
A bird of open scrub and shrubland, it spends much of its time perched in trees and shrubs.
Migration
The Thick-billed Warbler is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.
The Thick-billed Warbler (Arundinax aedon) belongs to the Acrocephalidae family of the order Passeriformes. It is found across Europe & Northern Asia. Its distribution covers PAL nc, ne.
It is a small bird. Adults weighs around 22.4 g, with a wing length of about 7.8 cm and a tail of around 7.9 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 6.9 million km².
Songs & calls
Frequently asked questions
How big is the Thick-billed Warbler?
The Thick-billed Warbler is a small bird that weighs around 22.4 g.
Where does the Thick-billed Warbler live?
The Thick-billed Warbler is found across Europe & Northern Asia with a range covering PAL nc, ne, where it favours woodland, forest and well-treed country.
What family does the Thick-billed Warbler belong to?
The Thick-billed Warbler (Arundinax aedon) belongs to the Acrocephalidae family, in the order Passeriformes.
What does the Thick-billed Warbler eat?
The Thick-billed Warbler is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Thick-billed Warbler migrate?
The Thick-billed Warbler is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.
Is the Thick-billed Warbler 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 Thick-billed Warbler make?
1 real field recording of the Thick-billed Warbler — 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 Thick-billed Warbler's range?
The Thick-billed Warbler has a mapped global range of about 6.9 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
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