Studies of less Familiar birds 162 Siberian Jay

The Siberian Jay Perisoreus infaustus is a bird of the great belt of coniferous forest which stretches from Scandinavia east through northern Russia and right across Siberia. It breeds in Norway, Sweden and Finland from Lapland south roughly to 61°N (Lovenskiold 1947, Curry-Lindahl 1963, Merikallio 1958) with only occasional wanderings south of this line to the level of southern Norway, but in th...