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  3. Vol. 26 No. 4 (1949)

Vol. 26 No. 4 (1949)

Published: 1949-12-31

Research articles

  • Does the Willow Warbler, Phylloscopus trochilus (L.), belong to those species of birds fluctuating greatly in number

    L. Siivonen
    89–97
    • pdf
  • Ein Beitrag zur Vogelwelt des Petsamogebietes und seiner Grenzgebiete

    J. Ottow
    98–116
    • pdf (Deutsch)
  • Om rödstrupiga piplärkans, Anthus cervinus (Pall.), och ängspiplärkans, Anthus pratensis (L.), sträck vid Helsingfors

    G. Bergman
    116–121
    • pdf (Svenska)

Ornis Fennica is a peer-reviewed international ornithological journal published by BirdLife Finland. We publish analytical and experimental papers on the ecology, behaviour and biogeography of birds. Ornis Fennica is published quarterly with online early practice.


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