The Olive-flanked Robin-Chat lives in dense undergrowth in moist montane forest in eastern Africa. Its plumage varies among regions, and it searches for insects on the ground, logs, and low vegetation.
About 14–15 cm. In the nominate form, the crown and back are olive-brown, the rump and tail chestnut, the eyebrow grey, the face black, and the breast and belly grey with paler flanks.
It uses dense undergrowth in moist montane forest and searches for insects on the ground, logs, and low vegetation. Reported elevations are about 1,000–2,600 m.
An extinction-risk assessment has not been added yet.