HABITAT SHIFT OF THE WILLOW TIT PARUS MONTANUS IN THE ABSENCE OF THE MARSH TIT PARUS PALUSTRIS

[11] Partridge L., 1978, P351

[12] PARTRIDGE L, 1976, J ZOOL, V179, P121

[13] FIELD AND LABORATORY OBSERVATIONS ON FORAGING AND FEEDING TECHNIQUES OF BLUE TITS (PARUS-CAERULEUS) AND COAL TITS (PARUS-ATER) IN RELATION TO THEIR HABITATS [J]. ANIMAL BEHAVIOUR, 1976, 24 (AUG) : 534 - 544

[14] POULSEN CM, 1947, DANSK ORN FOR TIDSSK, V4, P237

[15] Roos G., 1977, Anser, V16, P1

[16] SIMBERLOFF D, 1982, ANN ZOOL FENN, V19, P241

[17] Snow D. W., 1954, Ibis, V96, P565, DOI 10.1111/j.1474-919X.1954.tb05478.x

[18] SVENSSON L, 1975, NATURHISTORISKA RIKS

[19] ULFSTRAND S, 1976, ORNIS SCAND, V7, P171, DOI 10.2307/3676186

[20] ULFSTRAND S, 1974, VAR FAGELV S, V8, P1

[11] Partridge L., 1978, P351

[12] PARTRIDGE L, 1976, J ZOOL, V179, P121

[13] FIELD AND LABORATORY OBSERVATIONS ON FORAGING AND FEEDING TECHNIQUES OF BLUE TITS (PARUS-CAERULEUS) AND COAL TITS (PARUS-ATER) IN RELATION TO THEIR HABITATS [J]. ANIMAL BEHAVIOUR, 1976, 24 (AUG) : 534 - 544

[14] POULSEN CM, 1947, DANSK ORN FOR TIDSSK, V4, P237

[15] Roos G., 1977, Anser, V16, P1

[16] SIMBERLOFF D, 1982, ANN ZOOL FENN, V19, P241

[17] Snow D. W., 1954, Ibis, V96, P565, DOI 10.1111/j.1474-919X.1954.tb05478.x

[18] SVENSSON L, 1975, NATURHISTORISKA RIKS

[19] ULFSTRAND S, 1976, ORNIS SCAND, V7, P171, DOI 10.2307/3676186

[20] ULFSTRAND S, 1974, VAR FAGELV S, V8, P1