Grey Bunting (scientific name: Emberiza variabilis): Body length 16-17.5 cm. Male adult birds (autumn feathers): Each feather on the upper body has a rusty brown margin and a light gray ventral surface. Female adult birds (spring feathers): yellowish brown on the upper body, the two longitudinal bands and ear feathers on the head are rusty brown, the back has black longitudinal stripes, and the tail coverts are rust red; the tail feathers are brown, the central pair of tail feathers are rust red, and the rest of the tail feathers have a rusty narrow margin; the flying feathers are brown, the feather margins are brown, the feathers of the neutral and large coverts are lighter, and the feather margins of the median secondary flight feathers are rusty; the lower body is dirty white, with olive brown markings, and the stripes on both sides are wider, forming an olive chest band on the thorax. The iris is brown; the mouth is dark black, the lower mouth flesh is brown; the foot flesh is brown.
The Helan Mountains on the eastern coast of China, Taiwan and Ningxia.
During breeding, they are mostly in pairs or alone, and in small groups of 3 to 8 histories during the non-breeding period. Hidden by nature, hidden in mountain forests, bamboo forests and shady understory covers. The chime is a simple short sentence followed by a soft drag long tone. The call is a high-pitched chii sound similar to that of a grey-headed bunting. It feeds on plant seeds.
The breeding season is from June to July, the nest is in the grass on the ground or on the low branches of the shrub, the nest is cup-shaped, composed of fine dead branches, dead grass, fine roots, bark and other materials, and the inner pad is covered with animal hair. Each clutch usually lays 5 eggs, white or off-white, covered with small black-brown, gray-cyan, or purple-gray spots.