The Tawny-flanked Prinia is a small bird with a long graduated tail and short, rounded wings. In northern Namibia it uses grass and waterside shrubs, searching for insects on the ground and in bushes.
It has a long graduated tail and short, rounded wings. Its upperparts are pale greyish-brown, with dark brown flight feathers.
It uses grassland, waterside shrubs, woodland clearings, and village edges. It searches for beetles, flies, caterpillars, and grasshoppers on bare ground and low in shrubs; in winter it may forage in trees.
An extinction-risk assessment has not been added yet.