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Vol. 69 No. 4 (1992)

Published: 1992-12-31

Research articles

Life history traits of Palaearctic and Nearctic migrant passerines

M. Mönkkönen

161–172
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Population fluctuations in two northern land bird communities: effects of habitat, migration strategy and nest-site

A. Järvinen, A. Rajasärkkä

173–183
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Winter activity patterns of the Black Grouse Tetrao tetrix

A. Marjakangas

184–192
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Geographical variation in spotting patterns on Hazel Grouse Bonasa bonasia primary feathers: consequences for age determination

Z. Bonczar, J. E. Swenson

193–197
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Brief report

Do Arctic Skuas Stercorarrius parasiticus exploit and follow terns during the fall migration?

J. D. Wuorinen

198–200
- pdf

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