Sexes alike. Slender head and longish neck distinctive; tail rarely fanned. Highly variable phases. Mostly darkish brown above; crest rarely visible; pale brown underbody, with narrow whitish bars; pale underside of wings barred; broad dark subterminal tail-band; two or three more bands on tail; tarsus unfeathered. Solitary or in pairs, perched on forest trees or flying; often enters villages and outskirts of small towns.