ECONOMIC RELATIONS OF OUR BIRDS, 
557 
Family TYRANNIDJil: American Flycatchers. 
Fia. 130. 
Kingbird {Tyrannus CaroUnensis). After B., B. and R. 
Tabular Summary^ of Economic Relations showing the name and number of 
specimens eating animal and vegetable food, and the number of insects 
and spiders taken from the stomachs, classified as to economic relations 
under the heads Beneficial, Detrimental and Unknown Relations. 
Number and Name of Speci¬ 
mens Examined. 
Of twelve Kingbirds 
examined. 
12 
3 
5 
4 
6 
O) 
C3 
o 
o 
Classification 
OF Food. 
Animal food. 
Vegetal food 
Ratios Represented by Lines. 
5 
14 
28 
Beneficial ... 
Detrimental. 
Unknown.... 
Of thirty-seven Pe wees 
examined. 
37 
Animal food. 
1 
Vegetal food 
12 
.3 
25 
Beneficial ... 
B 
17 
h 
o 
70 
Detrimental. 
20 
o 
89 
Unknown.... 
Of forty-one Wood Pe- 
wees examined ... 
41 
8 
14 
40 
rs 
0, 
B 
B 
O 
y 
Animal food. 
Vegetal food 
11 
25 
2a3 
Beneficial ... 
Detrimental . 
Unknown. .., 
5 
1 
'O 
Animal food. 
Vegetal food. 
1 
o 
IV 
S 
P 
4 
Beneficial . 
■■ 
1 
o 
o 
7 
Detrimental. 
I^HI 
4 
18 
Unknown . 
— 
Of five Traill's Fly¬ 
catchers examined.. 
