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 September 1937
Comments Notes A WELL-AUTHENTICATED clutch of eggs of the Pine-Grosbeak (Pinicola e. enucleator), exceeding four, is so rare that it may be worth recording that a nest containing five fresh eggs of this species was found near Noatun, east Finmark, on June n t h , 1937,...
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