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  3. Vol. 67 No. 2 (1990)

Vol. 67 No. 2 (1990)

Published: 1990-07-01

Research articles

  • Population increase and breeding biology of the Dunnock Prunella modularis in southern Finland

    J. Tuomenpuro
    33–44
    • pdf
  • Seasonal changes in diet of Hawk Owls Surnia ulula: importance of snow cover

    J. O. Nybo, G. A. Sonerud
    45–51
    • pdf
  • Breeding habitat distribution in a population of the Herring Gull Larus argentatus on the Finnish west coast

    J. Ulfvens
    56–59
    • pdf

Brief report

  • Phenotypes of juvenile offspring of a mixed pair consisting of a male House sparrow and a female Tree Sparrow Passer spp.

    P. J. Cordero
    52–56
    • pdf

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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