Harrier (bird) Harrier (bird) A harrier is any of the several species of diurnal hawks sometimes placed in the Circinae sub-family of the Accipitridae family of birds of prey. Harriers characteristically hunt by flying low over open ground, feeding on small mammals, reptiles, or birds. The young of the species are sometimes referred to as ring-tail harriers. They are distinctive with long wings, a long narrow tail, the slow and low flight over grasslands and skull peculiarities. The harriers are thought to have diversified with the expansion of grasslands and the emergence of C4 grasses about 6 to 8 million years ago
Singing bird box octave. The winged performer varies in size but 30 mm from beak to tail is common. The bird itself consists of a brass frame to which two half-body shells are attached, each half-shell having one wing pivoted to its side. To dress a few of them, feathers of South American hummingbirds were utilized in the past for their brilliant red, green and blue iridescent colours, which gave a well feathered bird an almost jewel-like appearance, but nowadays they are no longer available. As for the movement, this is a compact device located between two brass plates. Two mechanisms have been