The Slate-colored Boubou has dark grey plumage and a darker head. It inhabits dry scrub and riverine thickets, foraging on the ground and within dense vegetation for insects and other invertebrates.
Adult males are mostly dark grey, with a darker head, wings, and tail. Females are smaller and duller.
It uses dry to semi-arid bush, thickets, and riverine woodland. Usually in pairs, it searches the ground and dense vegetation for insects and other invertebrates.
An extinction-risk assessment has not been added yet.