Birdsong field guide
Solitary Black Cacique
Cacicus solitarius
The Solitary Black Cacique is a medium-sized icterid distinguished by its entirely black plumage and contrasting ivory-white bill. Unlike its colonial relatives, it is typically encountered alone or in pairs within dense riverside thickets.
What it sounds like
A loud and highly varied assortment of liquid gurgles, whistles, and clicks, often interspersed with expert mimicry of other species.
Reference call, compare with what you heard
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Field notes
- Unlike most other caciques, this species is non-colonial and nests in isolated, single pairs rather than large groups.
- It is an exceptional mimic, frequently incorporating the calls of other birds and even local mammals into its vocalizations.
- The bird's bill is a striking ivory-white or pale yellow color, providing a sharp field contrast against its uniform black feathers.
- Its nest is a characteristic long, pendulous pouch made of woven plant fibers, often suspended over water to deter predators.
- While it primarily forages for insects and small invertebrates, it also consumes fruit and nectar as seasonal supplements.
Habitat
Lowland swamp forests, riparian thickets, and gallery forests, usually near slow-moving water or marshes.
Range
Widespread across South America, from the Amazon Basin south to northern Argentina, Paraguay, and Uruguay.
Similar & commonly confused birds
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