AN ANALYSIS OF WEIGHT CHANGES IN THE MUTE SWAN CYGNUS-OLOR

[11] MATHIASSON S, 1973, Wildfowl, V24, P43

[12] MATHIASSON S, 1981, 2 INT SWAN S INT WAT, P379

[13] MATTHEWS GTV, 1981, 2ND INT SWAN S SAPP

[14] MINTON C D T, 1971, Wildfowl, V22, P71

[15] REISS M, 1982, NEW SCI, V96, P226

[16] REYNOLDS C M, 1972, Wildfowl, V23, P111

[17] SCOTT DK, 1983, J ZOOL, V200, P539

[18] SCOTT DK, 1984, IBIS, V126, P167

[19] SCOTT DK, 1981, 2ND INT SWAN S SAPP, P211

[20] CHRONIC LEAD-POISONING IN A HERD OF MUTE SWANS [J]. ENVIRONMENTAL POLLUTION, 1979, 18 (03) : 187 - 202

[11] MATHIASSON S, 1973, Wildfowl, V24, P43

[12] MATHIASSON S, 1981, 2 INT SWAN S INT WAT, P379

[13] MATTHEWS GTV, 1981, 2ND INT SWAN S SAPP

[14] MINTON C D T, 1971, Wildfowl, V22, P71

[15] REISS M, 1982, NEW SCI, V96, P226

[16] REYNOLDS C M, 1972, Wildfowl, V23, P111

[17] SCOTT DK, 1983, J ZOOL, V200, P539

[18] SCOTT DK, 1984, IBIS, V126, P167

[19] SCOTT DK, 1981, 2ND INT SWAN S SAPP, P211

[20] CHRONIC LEAD-POISONING IN A HERD OF MUTE SWANS [J]. ENVIRONMENTAL POLLUTION, 1979, 18 (03) : 187 - 202