Letters

01 January 1950 Comments Letters SIRS,--I have delayed answering the letter on the above subject from Mr. P. H. T. Hartley (British Birds, xli, pp. 254-255) because the data then available only served to justify his remark that " more investigation is needed." I examined the two sets of ...
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Notes

01 January 1950 Comments Notes IT is well-known that a great many species of birds make use of old nests of the Magpie (Pica pica). I have several times seen examples of Carrion Crows (Corvus corone) doing so. In 1949, for the first time, I have had an example of Rooks (C. frugilegus)...
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Notes

01 October 1931 Comments Notes --Ringers are reminded that all schedules with lists of birds they have ringed during the season should now be sent in. As it is a great convenience in collating totals for the lists of birds ringed to be uniform in size and order, special forms have been...
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