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any of six or seven Old World shorebird species constituting the subfamily Glareolinae of the family Glareolidae, which also includes the coursers. Pratincoles are about 20 cm (8 inches) long and are brown with a white rump; the tail is forked, and the wings are long and pointed. Pratincoles feed on insects at twilight, flying over rivers and lakes in Europe, Africa, Asia, and Australia. They nest colonially, on the ground, often in hoofprints of grazing animals