Vol 50 Nro 3–4 (1973)

Artikkelit

• Species diversity of Finnish birds, I: Zoogeographical zonation based on land birds

  O. Järvinen, R. A. Väisänen

  93–125

  • pdf (English)

• Comparisons between the breeding biology of year-old and older females of the White Wagtail Motacilla alba in Central Finland

  M. Leinonen

  126–133

  • pdf (English)

• Autumn migration and moult of the Spotted Flycatcher Muscicapa striata and the Pied Flycatcher Ficedula hypoleuca at the Signilskär bird station

  K. Hyytiä, P. Vikberg

  134–143

  • pdf (English)