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Vol. 64 No. 1 (1987)

Published: 1987-03-31

Research articles

Hoarding site selection of the Willow Tit Parus montanus in the presence of the Siberian tit Parus cinctus

R. V. Alatalo, A. Carlson

1–9
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Do Pied Flycatcher Ficedula hypoleuca have a brood-survival or brood-reduction strategy?

J. Ylimaunu, A. Järvinen

10–15
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Do Herring Gulls (Larus argentatus) invest more in offspring defence as the breeding season advances?

M. Kilpi

16–20
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Brief report

Bird monitoring in Estonia: aims and results

V. Lilleleht

21
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Land bird population changes in Estonia and Finland in 1983–85

A. Kuresoo

22
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Distribution and population changes of the white Stork Ciconia ciconia in the northwestern USSR

H. Veromann

23
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The Mute Swan (Cygnus olor) in Estonia

O. Renno, V. Paakspuu

23
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Extensive spring rest in Estonia of migrating Brent Geese Branta leucopsis-a newcomer to the Estonian breeding fauna

A. Leito

23–24
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Breeding success of the White-tailed Eagle Haliaeetus albicilla in Estonia

T. Randla, E. Tammur

24
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Population ecology of the Common Gull Larus canus in Estonia

K. Rattiste, V. Lilleleht

25–26
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Population ecology of the Great Tit Parus major and the Pied Flycatcher Ficedula hypoleuca in Estonia

H. Vilbaste, A. Leivits

26
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The Mute Swan Cygnus olor in Ostrobothnia in 1970–1986

H. Hästbacka, J. Ulfvens

27–30
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