Sexes alike. Grey-brown above; dark centres to feathers on back give streaked look; greyer forehead; long graduated tail cross-rayed with white outer feathers, conspicuous in flight; fulvous-grey below. Gregarious; flocks in open country, sometimes dozens together; extremely noisy; moves on ground and in medium-sized trees; hops about, turning over leaves on ground; weak flight, never for long; at any sign of danger, the flock comes together.