Squatting motionless on the ground among dead wood and sand litter, the Red-necked Nightjar Caprimulgus ruficollis is made almost invisible by its disruptive pattern of grey, rufous and buff, with heavy streaks on the crown and scapulars characteristic of nightjars (plates 57-58a). To reduce still further the chance of detection by predators, the large black eyes may be closed almost to mere slits

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