Photo: Arctic_Warbler_4683.jpg: Alnus derivative work: Osado / CC BY-SA 3.0 (Wikimedia Commons)
Arctic Warbler
Phylloscopus borealis
Arctic Warbler (Phylloscopus borealis) — Songbirds & Perching Birds of Europe & Northern Asia.
Found across 10 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Arctic Warbler (Phylloscopus borealis) is a member of the Phylloscopidae family found in Europe & Northern Asia and North America. Adults weigh 10.9 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 Phylloscopidae Leaf Warblers
- Genus Phylloscopus
- Species borealis
Where it lives
Fennoscandia (northern Europe) through Siberia and Mongolia to Russian Far East (except Kamchatka) to northeastern China; also western Alaska
Quick facts
- Weight
- 10.9 g
- Diet
- Invertebrate-eaters
- Family
- Phylloscopidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
Least Concern
Vulnerable
Least Concern
Biology & behaviour
Diet
The Arctic Warbler 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 Arctic Warbler is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.
The Arctic Warbler (Phylloscopus borealis) belongs to the Phylloscopidae family of the order Passeriformes. Its range spans Europe & Northern Asia and North America. Its distribution covers PAL, NA Fennoscandia (n Europe) through Siberia and Mongolia to Russian Far East (except Kamchatka) to ne China; also w Alaska.
It is a very small bird. Adults weighs around 10.9 g, with a wing length of about 6.6 cm and a tail of around 4.7 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 13.3 million km² — a very large global range.
Songs & calls
Frequently asked questions
How big is the Arctic Warbler?
The Arctic Warbler is a very small bird that weighs around 10.9 g.
Where does the Arctic Warbler live?
The Arctic Warbler is found across Europe & Northern Asia and North America with a range covering PAL, NA Fennoscandia (n Europe) through Siberia and Mongolia to Russian Far East (except Kamchatka) to ne China; also w Alaska, where it is typically found in wooded and forested habitats.
What family does the Arctic Warbler belong to?
The Arctic Warbler (Phylloscopus borealis) belongs to the Phylloscopidae family, in the order Passeriformes.
What does the Arctic Warbler eat?
The Arctic Warbler is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Arctic Warbler migrate?
The Arctic Warbler is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.
Is the Arctic 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 Arctic Warbler make?
1 real field recording of the Arctic 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 Arctic Warbler's range?
The Arctic Warbler has a mapped global range of about 13.3 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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