01 April 1966
Comments Notes Weasel killing Kestrel.--I was interested in Mrs. Sybil Selwyn's observation of a Kestrel Falco tinnunculus which caught a Weasel Mustek nivalis and carried it up into the air, but then let it go {Brit. Birds, 59: 39). On Z7th December 1930 I was watching...
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01 May 1952
Comments Letters --The increasing use of various types of colour-marking for the field recognition of birds must lead to confusion between individual experiments unless an authoritative central register can be compiled. The Scientific Advisory Committee of the British Tru...
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