(Nyctidromus albicollis), nocturnal bird of brushlands from southern Texas to northern Argentina. It is a relative of the nightjar (q.v.), belonging to the family Caprimulgidae. The pauraque is about 30 cm (about 12 inches) long, with rounded wings and a longish tail. It is mottled brown with a bold white bar on each wing; in the male the outer tail feathers are white.