Notes

01 January 1943
Comments Notes THE Handbook of British Birds states that on the continent Magpies may roost in hundreds, but I have not heard of a roost of any magnitude in this country. On March 30th, 1942 near Northallerton the chattering of Magpies (Pica p. pica) drew my attention ...
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Reactions of Birds to Aircraft

01 January 1943
Comments Main paper is no doubt that the considerable increase in aviation in recent years has given rise to some speculation by ornithologists as to the reactions of birds to aircraft, and therefore some of my experiences in seven years of flying may be of interest. On aero...
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