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The adult Siberian Accentors in fresh autumn plumage have blackish-brown or grayish-brown crown, grey neck-flanks; the neck, back and shoulders are reddish-brown with darker centers of feathers; the undertail is olive-brown. The supercilium is broad buffy-yellow. The lores and ear-coverts are black. The chin, throat, craw and breast are buffy or buffy-yellow, rest underparts are off-white. The flight feathers and its coverts are dark-brown with buffy-brown edges. On the median and greater coverts and on last secondaries there are white terminal patches. The legs are yellow, claws are light brown, bill is black. Eyes are brown. Weight about 18 grams, wing 72-73, tail 68-69 mm.

Distribution

It breeds in northern Asia - from the Ural Mountains to the lower Anadyr. The species is migratory, winters in Southeast Asia. In Ukraine, a rare migratory bird.

Biology

Monogamous, however, birds often nest in small groups, where a short distance from 2 to 4 nests. The nesting season lasts from June to August. One masonry per season. The bird has a nest in the dense canopy of trees at a height of 0.4 to 8 m from the ground. It consists of small twigs and stems of cereals, among which moss is densely interwoven. The pavement consisted of tender stems of moss and a small amount of wool. In a full clutch of 4 to 7 (usually 5-6) blue solid eggs. The average size of eggs is 18.6 × 13.7 mm and weight is 1.9 g. The female incubates the clutch, the incubation lasts about 2 weeks. The chicks leave the nest at the age of about 14 days, after which the parents feed them for about a week.<br><br>Siberian mite consumes both plant and animal food. Chicks are fed by insects and spiders, they are the basis of the diet of adults in the warm season. Later, birds switch to plant seeds and berries.

References

1. "Птицы Казахстана" том 5. "Наука". Алма-Ата, 1974.
2. https://uk.wikipedia.org/wiki/%D0%A2%D0%B8%D0%BD%D1%96%D0%B2%D0%BA%D0%B0_%D1%81%D0%B8%D0%B1%D1%96%D1%80%D1%81%D1%8C%D0%BA%D0%B0