central Europe through Russia and right across Siberia and northern Mongolia to Anadyr, Kamchatka and probably Sakhalin Island, with isolated populations in the Caucasus and northern Iran, and in the western Himalayas (Dementiev.and Gladkov 1954, Vaurie 1959). In Europe it nests from southern Finland, the Baltic States, Denmark (occasionally), Germany, Austria, Hungary, Yugoslavia, Bulgaria and Ru...

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