Cyanoloxia cyanoides
The Blue-black Grosbeak, Cyanoloxia cyanoides, is a striking member of the Cardinalidae family, renowned for the male's intensely deep, glossy blue-black plumage that appears almost velvet-like in certain lights, contrasting sharply with its stout, conical black bill. Females, in contrast, are a rich rufous-brown, paler on the underparts, offering a superb example of sexual dimorphism. Measuring approximately 17-19 cm (6.7-7.5 inches) in length and weighing between 35-50 grams (1.2-1.8 ounces...
This species primarily inhabits the dense understory of humid tropical and subtropical forests, as well as forest edges and mature secondary growth, often near streams or water bodies. It is typically found at low to mid-elevations.
Their diet consists mainly of insects, including beetles, caterpillars, and grasshoppers, supplemented by a significant amount of seeds and small fruits.
Blue-black Grosbeaks are generally secretive and often stay concealed within dense vegetation, making them more frequently heard than seen. They are diurnal, active during the day, and typically roost communally in dense foliage at night. Foraging primarily involves gleaning insects from foliage ...
The Blue-black Grosbeak has a wide distribution across Central and South America. Its breeding range extends from southern Mexico (including Veracruz, Oaxaca, and Chiapas) through Belize, Guatemala, Honduras, Nicaragua, Costa Rica, and Panama. Southward, it is found across Colombia, Venezuela, an...
Least Concern
- The male Blue-black Grosbeak's plumage is so dark blue it often appears purely black, giving it a velvety sheen in good light. - Despite its striking appearance, it's notoriously difficult to spot, often remaining hidden in dense foliage while singing its powerful song. - Its robust, conical bi...