Preface 
with appropriate paintings thereon, to be 
sold for the benefit of the Belgian Relief 
Fund at 1s. and 2s. 6d. each. Nor have I 
mentioned cases in which spies carried on 
apparently harmless correspondence, using 
the names of birds, fish, and animals to de- 
note airships, submarines, and other engines of 
war, Again birds figured largely in the car- 
toons which appeared from time to time in the 
comic papers. They played their part also 
in the auctions which were held throughout 
the country on behalf of ‘“‘ war charities’’ ; 
in August 1918 it was announced that the 
famous Warboys (Huntingdonshire) CocKEREL 
had raised {12,762 for the Red Cross. In 
three years he had travelled 17,300 miles, had 
been sold 10,960 times, and had made close 
on fifty times his weight in gold (Daily Ex- 
press, 30.vill.18). Naturally the war caused 
no little stir in our scientific societies, in 
which there was bound to be a proportion of 
alien, if not enemy, members, and it may 
safely be said that no society took up this 
question more hotly than the British Ornith- 
ologists’ Union ; the annual general meetings 
1x 
