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Vol. 61 No. 4 (1984)

Published: 1984-12-31

Research articles

Temporal and spatial dynamics of waterfowl population in a wetland area-a community ecological approach

H. Pöysä

99–108
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Activity patterns and time-budget in the Goshawk Accipiter gentilis in a boreal forest area in Sweden

P. Widén

109–112
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Habitat selection of the Pied Flycatcher Ficedula hypoleuca in mountain birch woods in Finnish Lapland

A. Järvinen

113–115
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On the eggshell thickness and reproduction of the Peregrine Falcon Falco peregrinus in Finland

H. Lindén, T. Nygård, M. Wikman

116–120
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Observations on some taiga forest birds with respect to forest fragmentation

P. Helle

121–122
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Second broods reared by Starlings in northern Finland in 1980

M. Ojanen, R. Kylmänen

123
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Conflict of interest between the sexes, and possible mate fidelity in polygynously mated Lapwings Vanellus vanellus

G. O. Toft

124
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Brief report

Temporary colonization of a small island by Larus ridibundus, and its immediate effect

M. Kilpi

125–126
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