Blue-black Grassquit

Volatinia jacarina

Least Concern · IUCN Red List

LCLeast ConcernOmnivoreUrbanCup nestTiny · 10 g

What the Blue-black Grassquit sounds like

Sonogram of the Blue-black Grassquit: time runs left to right, pitch bottom to top, and the brighter the mark the louder the sound.
Recorded by Justin Watts · Song · Petcacab, Felipe Carrillo Puerto, Quintana Roo, Mexico · CC BY-SA 4.0 · via xeno-canto
Sonogram of the Blue-black Grassquit: time runs left to right, pitch bottom to top, and the brighter the mark the louder the sound.
Recorded by Niels Krabbe · Call, song · Azuay: upper Yunguilla Valley, Ecuador · CC BY-SA 4.0 · via xeno-canto
Sonogram of the Blue-black Grassquit: time runs left to right, pitch bottom to top, and the brighter the mark the louder the sound.
Recorded by Niels Krabbe · Song · Azuay: upper Yunguilla Valley, Ecuador · CC BY-SA 4.0 · via xeno-canto

ID tip

Adult blue-black grassquits are 10.2 cm (4.0 in) long and weigh 9.3 g (0.33 oz). They have a slender conical black bill. The male is glossy blue-black, with a black tail and wings; the white inner underwing is visible in flight or display. Female and immature birds have brown upperparts and dark-streaked buff underparts.

Text from Wikipedia, licensed CC BY-SA 4.0.

When to see the Blue-black Grassquit

One bar for each month, and every month is filled: this bird is recorded here in all twelve. The wide bar is October, the month with the most records.

Where to see the Blue-black Grassquit

Regular rangeRare visitor

The map shades 25 countries with regular records, and 1 more in a lighter tone where the bird turns up only as a stray. Everything unshaded has no records. Countries are listed below the map.

Recorded as a rare visitor in United States.

About the Blue-black Grassquit

The blue-black grassquit is a small Neotropical bird in the tanager family, Thraupidae. It is the only member of the genus Volatinia. It is a common and widespread bird that breeds from southern Mexico through Central America, and South America as far as northern Chile, Argentina, and Paraguay, and in Trinidad and Tobago. A male was also observed in Graham County, Arizona, on July 15 and July 17, 2023.

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

Easily confused with

Side by side: Blue-black Grassquit vs Yellow-faced Grassquit

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