Vol. 66 No. 1 (1989)

Research articles

• Allocation of parental investment by polygynous Pied Flycatcher males

  J. T. Lifjeld, T. Slagsvold

  3–14

  • pdf

• Clutch size of the Pied Flycatcher Ficedula hypoleuca-an experiment

  R. V. Alatalo, A. Lundberg

  15–23

  • pdf

• Patterns and causes of long-term variation in reproductive traits of the Pied Flycatcher Ficedula hypoleuca in Finnish Lapland

  A. Järvinen

  24–31

  • pdf

• Developmental asynchrony and onset of incubation among passerine birds in a mountain birch forest of Swedish Lapland

  A. Enemar, O. Arheimer

  32–40

  • pdf

• Clutch size, nestling growth and nestling mortality of the Starling Sturnus vulgaris in south Finnish agroenvironments

  J. Tiainen, I. K. Hanski, T. Pakkala, J. Piiroinen, R. Yrjöla

  41–48

  • pdf