Report on bird ringing for 1951

01 August 1952 Comments Main paper Bird-Ringing Committee, British Trust for Ornithology. This is the fifteenth r e p o r t ! issued on behalf of the Committee, continuing; the earlier sequence under the title " T h e British Birds Marking S c h e m e . " It is in the form instituted last ...
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Letters

01 August 1952 Comments Letters SIRS,--The Ibis for April 1953 will include a group of papers on Visible Migration (particularly in passerine birds) as observed in various countries. The newly-formed Sub-committee on Visible Migration of the British Trust for Ornithology (see below) fee...
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Notes

01 August 1940 Comments Notes ON June 4th, 1940, on a common in Cheshire I found a nest of a Tree-Pipit (Anthus t. trivialis) with recently hatched young. The parent bird sat very close after going down with food, whilst I was searching for the nest; when it left the nest it fluttere...
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Notes

01 July 1940 Comments Notes AT a rookery in Surrey, on March 30th, 1940, at 12.5 p.m., Rooks (Corvus f. frugilegus) were seen to change over at the nest. One bird--obviously a male--flew in and standing on the nest edge fed his plainly visible mate. During the meal wing-action by t...
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