4 6 
Report on the Food Found in 
The Chaffinch. 
Monthly Summary , 1914. 
Month. 
Harmful 
Insects. 
Harmful 
Arachnitis. 
Harmful 
Myriapotla. 
Harmful 
[ Crustacea. 
Harmful . 
Mollusca. 
Harmful 
Seeds. 
Beneficial 
Insects. 
» 
Beneficial 
Arachnids. 
Beneficial 
Myriapoda. 
Beneficial 
Crustacea. 
Beneficial 
Mollusca. 
Grain. 
Neutrals. 
Number of 
Birds. 
January . . 
O 
O O 
O 
O 
0 
O 
O 
O 
0 
0 28 
O 
4 
February 
I 
O O 
0 
O 
30 
O 
I 
O 
O 
0 64 
O 
28 
March 
O 
O O 
O 
O 
S 
O 
0 
O 
0 
0 71 
0 
14 
April 
6 
0 O 
O 
O 
5 
O 
O 
O 
O 
0 10 
2 
5 
May 
57 
O 0 
O 
O 
13 
I 
O 
O 
0 
0 12 
1 
19 
Total . . 
6-1 
0 0 
O 
O 
56 
I 
1 
O 
O 
0 j 1 85 
3 
7° 
Summary, 1914. 
Birds were examined only from January to May. From 
January to March the birds examined appeared to have 
been more harmful than beneficial. In April the good and 
harm done were about equal, and in May the birds were doing 
much more good than harm. 
The Chaffinch. 
Chief Insects Eaten. 
1912. 
Month 
Aphides 
and Leaf 
Hoppers. 
Earwigs. 
Coccids. 
Weevils. 
Winter 
Moth. 
« 
Tortrix. 
Thrips. 
No. of 
Birds. 
January 
* 
0 
0 
0 
> 0 
O 
0 
5 
February 
8 
I 
4 
6 
O 
O 
O 
52 
March . . 
2 
O 
2 
I 
O 
O 
O 
25 
April 
0 
° 
0 
| T 
O 
0 
O 
82 
May 
10 
O 
0 
I 
23 
H 
O 
64 
June 
I 
I 
1 
3 
3 
2 
O 
19 
July 
16 
2 
0 
i 4 
O 
0 
O 
16 
August 
25 
O 
0 
0 
O 
0 
4 
7 
September 
2 
3 
1 1 
5 
O 
0 
O 
3 
October 
3 
I 
0 
0 
n 
0 
7 
5 
November 
0 
0 
0 
7 
s 
0 
0 
0 
5 
December 
0 
0 
0 
0 
0 
0 
0 
3 
Total 
69 
8 
18 
28 
26 
16 
11 
286 
