The Helmet Vanga is a large vanga of eastern Madagascar’s humid evergreen forests. It is notable for its huge blue bill; a field study recorded insects as its main prey and both parents sharing incubation.
It has dark and chestnut-toned plumage, a conspicuous large blue bill and a yellow eye.
A study in eastern Madagascar found insects to be the main prey and recorded pairs sharing incubation. Another account describes foraging in the mid-canopy and on the forest floor.
An extinction-risk assessment has not been added yet.