Requests for Information

01 June 1952
Comments Editorials 224 REQUESTS FOR INFORMATION. (i) A number of readers have already reported unusually early arrivals of summer migrants in 1952, especially in March. As a general rule we have regarded records of this sort as being the province of local reports, but such ...
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Notes

01 June 1952
Comments Notes 13th, 1951, Campbell Ballantyne told G. E. Wooldridge of two warblers that he had been watching that morning. Although obviously warblers their identity was puzzling. He gave a fairly full description of the birds seen, the most striking feature being, "v...
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Editorial

01 June 1952
Comments Editorials J U S T a year ago at the time of writing these words the first issue of British Birds to be produced by the new Editorial Board went to press, opening with an Editorial in which a number of aims and objects were stated. Some of these have been fulfilled...
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Notes

01 July 1941
Comments Notes ON May 18th, 1924, my father and I found the nest of a Siskin (Carduelis spinus) at Acharacle, Argyll. It was about twenty feet up on the spreading bough of an exotic fir (species not recorded) in a large garden. When my father climbed to it, both birds ...
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Intelligence tests with Tits

01 July 1941
Comments Main paper the idea of testing the ability of birds to solve problems, I carried out some experiments in February, 1941, which seemed to need a definite amount of intelligence for their solution. My subjects were a pair of Blue Tits (Parus c. obscurus), and a pair o...
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