Haku

Composition of the Finnish populations of capercaillie, Tetrao urogallus, and black grouse, Lyrurus tetrix, in the autumns of 1952-1961, as revealed by a study of wings

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Finna-arvio

Composition of the Finnish populations of capercaillie, Tetrao urogallus, and black grouse, Lyrurus tetrix, in the autumns of 1952-1961, as revealed by a study of wings

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