Birds of the Soviet Union: (Ptitsy Sovetskogo Soyuza)

according Altai April Asia August average bill Biotope birds borders Boundary of nesting Breeding broods brownish buntings Caucasus central coloration common crop dark brown Diet Distribution early eastern Ecology Emberiza encountered females Field marks finches flocks floodland flying forests gray grayish Habitational status hawfinch house sparrow insects Iran Islands Ivanov July June juveniles Kopet Dagh Kuril Islands Kyzyl-Kum lark leave nests length of males lower reaches migration molt Mongolia mountains nest-cup nestlings northern Numerical status observed obtained occasionally occurs ocher pairs patches pipit plumage primary remiges rachises Range rarely rectrices Region remex remiges remiges and rectrices roamings Sakhalin Semireche September Shnitnikov Shtegman Siberia small feathers southern Spangenberg sparrow species starlings steppe stragglers streaks Sushkin Syr Darya Tadzhikistan tail Tien Shan tinge Transbaikalia Transcaucasia trees Turkmenia underparts upper upperparts uppertail valley wagtail western whitish wing coverts Wing length winter quarters yellow Zarudnyi zone