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Photo: Seabamirum on Flickr / CC BY 2.0 (Wikimedia Commons)

Least Concern

Grey Vireo

Vireo vicinior

Grey Vireo (Vireo vicinior) — Songbirds & Perching Birds of North America.

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The Grey Vireo (Vireo vicinior) is a member of the Vireonidae family found in Central America & Caribbean and North America. Adults weigh 12.8 g. The IUCN Red List lists it as Least Concern.

LC Least Concern

Widespread and abundant — not currently at risk.

Where it fits

  1. Class Aves
  2. Order Passeriformes
  3. Family Vireonidae Vireos, Greenlets, Shrike-babblers
  4. Genus Vireo
  5. Species vicinior

Where it lives

Southwestern USA and northwestern Mexico

Quick facts

Weight
12.8 g
Family
Vireonidae
Habitat
Woodland

How to identify

Similar birds

Biology & behaviour

Diet

The Grey Vireo is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.

Behaviour

A bird of semi-open forest, it spends much of its time perched in trees and shrubs.

Migration

The Grey Vireo is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.

The Grey Vireo (Vireo vicinior) belongs to the Vireonidae family of the order Passeriformes. Its range spans Central America & Caribbean and North America. Its distribution covers NA, MA sw USA and nw Mexico.

It is a very small bird. Adults weighs around 12.8 g, with a wing length of about 6.4 cm and a tail of around 5.7 cm.

The IUCN Red List currently assesses it as Least Concern. That category covers species that remain widespread and reasonably abundant in the wild.

The species has a mapped global range of roughly 483,000 km².

Songs & calls

Grey Vireo — Song

Recorded by Matt Wistrand Licence: CC BY-NC-SA 4.0

Frequently asked questions

How big is the Grey Vireo?

The Grey Vireo is a very small bird that weighs around 12.8 g.

Where does the Grey Vireo live?

The Grey Vireo is found across Central America & Caribbean and North America with a range covering NA, MA sw USA and nw Mexico, where it favours woodland, forest and well-treed country.

What family does the Grey Vireo belong to?

The Grey Vireo (Vireo vicinior) belongs to the Vireonidae family, in the order Passeriformes.

What does the Grey Vireo eat?

The Grey Vireo is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.

Does the Grey Vireo migrate?

The Grey Vireo is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.

Is the Grey 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 Grey Vireo make?

1 real field recording of the Grey 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 Grey Vireo's range?

The Grey Vireo has a mapped global range of about 483,000 km².

Conservation

Least Concern

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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