Report ox the Food Found in 
September. — The 4 birds sent did not contain any animal matter, 
but 14 wheat grains, 5 barley grains and 96 oats, also 1 acorn. Two 
birds contained much grit. 
October. — The 2 birds sent contained no animal matter at all, 
but 5 wheat grains and 72 oat husks; many stones and some brick and 
grit, etc., were found. 
November. — Four birds were found to contain n whole oats, 
1 15 oat husks and 1 an Earthworm ( Lumbricus ).* 
December. — The 6 birds examined this month contained no signs 
of any animal matter. Three were quite empty, the other 3 had 51 
wheat grains and 14 oat husks in their crops. 
The Rook. 
Monthly Summary , 1913. f 
Month. 
Harmful 
Insects. 
Harmful 
Arachnids. 
1 laniifu] 
Myriapoda. 
Harmful 
Crustacea. 
Harmful 
Mollusca. 
£ r/t 
c j. 
vC — 
5 % 
6 c 
Beneficial 
Arachnids. 
X 
■2 5 
y e, 
“ 3 -S 
— ^ 
Beneficial 
Crustacea. 
.2 « 
0 0 
vc £ 
O 2=1 
£0 
cs 
Cirain. 
Neutrals. 
Number of 
Birds. 
January 
O 
O 
O 
0 
O 
0 
0 
0 
0 
0 
0 
122 
O 
7 
February 
O 
O 
O 
0 
I 
0 
3 
O 
0 
0 
0 
239 
O 
7 
March . . 
9 
O 
I 
0 
4 
0 
0 
O 
0 
0 
0 
788 
O 
28 
April 
44 
O 
0 
0 
O 
0 
0 
0 
0 
0 
0 
614 
O 
14 
May 
33 
O 
7 
O 
0 
0 
O 
O 
1 
1 
0 
574 
0 
1 7 
June 
- 
July .. 
2 
0 
0 
0 
I 
0 
0 
O 
0 
0 
0 
240 
0 
3 
August . . 
_ 
September 
0 
O 
0 
O 
0 
0 
0 
O 
0 
0 
0 
116 
0 
4 
October 
0 
0 
0 
0 
0 
0 
0 
O 
0 
0 
0 
77 
0 
2 
November 
0 
O 
O 
0 
0 
0 
0 
0 
0 
I 
0 
126 
0 
4 
December 
0 
O 
0 
0 
0 
0 
0 
O 
0 
0 
0 
65 
0 
6 
Total 
88 
O 
8 
0 
0 ; 
0 
3 
O 
1 
0 
2961 
0 
92 
Summary, 1913. 
During the year January. 1913. to December, 1913, 92 
birds were received ; none of which came to hand in June 
and August. These were found to contain no less -than 
2,961 grains of wheat, oats, and barley, peas, beans, 
and Indian corn, whilst only 88 harmful insects, 8 harmful 
millepedes, and 6 mollusca were present. No animal matter 
at all was found from September to December, except one 
earthworm in November. 
t The Earthworm is put with the Crustacea in these tables. 
