Photo: gailhampshire from Cradley, Malvern, U.K / CC BY 2.0 (Wikimedia Commons)
Thick-billed Vireo
Vireo crassirostris
Thick-billed Vireo (Vireo crassirostris) — Songbirds & Perching Birds of North America.
Found across 4 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Thick-billed Vireo (Vireo crassirostris) is a member of the Vireonidae family found in North America. Adults weigh 13 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 Vireonidae Vireos, Greenlets, Shrike-babblers
- Genus Vireo
- Species crassirostris
Quick facts
- Weight
- 13 g
- Diet
- Invertebrate-eaters
- Family
- Vireonidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Near Threatened
Least Concern
Not Evaluated
Least Concern
Biology & behaviour
Diet
The Thick-billed Vireo is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Behaviour
A bird of semi-open woodland, it spends much of its time perched in trees and shrubs.
Migration
The Thick-billed Vireo is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Thick-billed Vireo (Vireo crassirostris) belongs to the Vireonidae family of the order Passeriformes. It is found across North America. Its distribution covers NA West Indies.
It is a very small bird. Adults weighs around 13 g, with a wing length of about 6.2 cm and a tail of around 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 14,000 km² — a relatively restricted global range.
Songs & calls
Frequently asked questions
How big is the Thick-billed Vireo?
The Thick-billed Vireo is a very small bird that weighs around 13 g.
Where does the Thick-billed Vireo live?
The Thick-billed Vireo is found across North America with a range covering NA West Indies, where it favours woodland, forest and well-treed country.
What family does the Thick-billed Vireo belong to?
The Thick-billed Vireo (Vireo crassirostris) belongs to the Vireonidae family, in the order Passeriformes.
What does the Thick-billed Vireo eat?
The Thick-billed Vireo is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Thick-billed Vireo migrate?
The Thick-billed Vireo is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Thick-billed Vireo 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 Vireo make?
1 real field recording of the Thick-billed Vireo — including its song — can be played in the Songs & calls section on this page, credited to the recordist who captured it.
How large is the Thick-billed Vireo's range?
The Thick-billed Vireo has a mapped global range of about 14,000 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
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