Letters

01 September 1937
Comments Letters SIRS,--I think Mr. David Lack is clearly right in concluding from the scene he describes (antea, p . 82) t h a t the crest of the Goldcrest (Regulus r. anglorum) is an instance of ornamentation functioning as a " threatcolour", and used for t h a t purpo...
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Notes

01 August 1937
Comments Notes "--As many ornithologists are already aware a new edition of A Practical Handbook of British Birds has been for some time in preparation. We should be very grateful to any of our readers who would now send us notes of any omissions or errors in the origin...
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Notes

01 May 1929
Comments Notes IN April, 1926, close to my house in Mawgan-in-Pydar, north Cornwall, I found the nest of a Long-tailed Tit (Mgithalos c. rosea) in a low thorn bush, in process of construction. When incubation was commenced, I noticed the tip of the bird's tail projecti...
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