How big is a Slaty Vireo?

The Slaty Vireo is a tiny sized bird weighing about 12 g.

Where can you see a Slaty Vireo?

The Slaty Vireo is endemic to Mexico, which is the only country where it occurs.

What birds look similar to a Slaty Vireo?

The Slaty Vireo is most easily confused with the Choco Vireo, the Cozumel Vireo and the Blue Mountain Vireo.

Is the Slaty Vireo endangered?

The Slaty Vireo is listed as Least Concern on the IUCN Red List.

Slaty Vireo

Vireo brevipennis

Shrike-babblers, Erpornis, and Vireos · Passeriformes · Rare

The Slaty Vireo (Vireo brevipennis) is a rare shrike-babblers, erpornis, and vireo found only in Mexico, weighing about 12 g. The slaty vireo is a species of bird in the family Vireonidae, the vireos, greenlets, and shrike-babblers.

Least ConcernRareEndemicEats invertebratesshrublandcup nest12 g

Slaty Vireo (Vireo brevipennis), photo 1 — Photo: datadan · http://creativecommons.org/licenses/by/4.0/

Slaty Vireo (Vireo brevipennis), photo 2 — Photo: Forest Botial-Jarvis · http://creativecommons.org/licenses/by/4.0/

Slaty Vireo (Vireo brevipennis), photo 3 — Photo: Forest Botial-Jarvis · http://creativecommons.org/licenses/by/4.0/

Slaty Vireo (Vireo brevipennis), photo 4 — Photo: Dan Riley · http://creativecommons.org/licenses/by/4.0/

Slaty Vireo (Vireo brevipennis), photo 5 — Photo: Dan Riley · http://creativecommons.org/licenses/by/4.0/

Slaty Vireo (Vireo brevipennis), photo 6 — Photo: Natureguy1980 at English Wikipedia Later versions were uploaded by Mecu at en.wikipedia. · CC BY 2.5

Slaty Vireo (Vireo brevipennis), photo 7 — Photo: Bale & Danielsson; Bannwarth, Th.; Cambridge Scientific Instrument Company; Godman, Frederick Du Cane; Hanhart; Horman-Fisher, Maud; Knight, H.; Mintern Bros.; Purkiss, W.; Salvin, Osbert; Saunders, G. S.; Schlereth, M. v.; Sharp, M. A.; Taylor & Francis; Wilson, Edwin · Public domain

Slaty Vireo (Vireo brevipennis), photo 8 — Photo: Forest Botial-Jarvis · http://creativecommons.org/licenses/by/4.0/

About the Slaty Vireo

The slaty vireo is a species of bird in the family Vireonidae, the vireos, greenlets, and shrike-babblers. It is endemic to Mexico.

Text adapted from Wikipedia, licensed CC BY-SA 4.0.

How to identify it

The slaty vireo is 11.5 to 12 cm (4.5 to 4.7 in) long; one individual weighed 11.8 g (0.42 oz) and two others 12.3 g (0.43 oz). "Few vireos possess such striking plumage as Slaty Vireo", whose appearance is unique in its range. The sexes have the same plumage. Adults of the nominate subspecies have an olive green crown. They have blackish lores on an otherwise slate gray face. Their upperparts are slate with an olive green tinge on the rump and uppertail coverts. Their wing coverts are olive green. Voice: One description of the slaty vireo's song is "varied, rich, slightly burry phrases often beginning or ending with an emphatic note, chik wi-di-weuw or wheer chi-i-wik, etc.". Its calls include "a gruff, scolding, chichichi...or shehshehsheh".

Where it lives

Mexico

When to see it

Best months: January, February, March, April, May, June, July, October, November, December, with peak activity in March. It is a variable species across most of its range.

Easily confused with

Quick questions

How do you identify a Slaty Vireo?: The slaty vireo is 11.5 to 12 cm (4.5 to 4.7 in) long; one individual weighed 11.8 g (0.42 oz) and two others 12.3 g (0.43 oz). Full identification notes are on this page.
How big is a Slaty Vireo?: The Slaty Vireo is a tiny sized bird weighing about 12 g.
Where can you see a Slaty Vireo?: The Slaty Vireo is endemic to Mexico, which is the only country where it occurs.
What birds look similar to a Slaty Vireo?: The Slaty Vireo is most easily confused with the Choco Vireo, the Cozumel Vireo and the Blue Mountain Vireo.
Is the Slaty Vireo endangered?: The Slaty Vireo is listed as Least Concern on the IUCN Red List.

Learn the Slaty Vireo for real

BeakBrain drills you on photos and calls until you can greet this bird by name in the field. Free to play, on any device.

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