The Black-headed Bulbul is a member of the bulbul family of passerine birds. It is found in forests in south-east Asia. It has a mainly olive-yellow plumage with a glossy bluish-black head. A grey morph where most of the olive-yellow is replaced by grey also exists. The distinctive taxon from the Andamans has most of the head olive, and is increasingly treated as a separate species, the Andaman Bulbul, . The Black-headed Bulbul resembles the Black-crested Bulbul, but has blue eyes , a broad yellow tip to the tail, and never shows a crest . The Black-headed Bulbul mainly feeds on small fruit and berries, but will also take insects. It commonly occurs in small flocks, comprising 6-8 individuals.