ECONOMIC RELATIONS OF OUR BIRDS. 
471 
Table showing the kind and amount of animal, mostly insect, food eaten by the 
Thrushes. 
Number and Name of Speci¬ 
mens Examined. 
Of thirty-seven Robins 
examined. 
3 
13 
19 
6 
2 
1 
2 
24 
2 
19 
2 
Classification 
OF Food. 
14 
2C 
93 
9 
2 
1 
2 
Ratios Represented by Lines. 
Hymenoptera 
Lepidoptera.. | fiUiilBMjB 
Beetles.... 
Grasshoppers. ( 
Spiders.... 
Jlillepede .... || 
Angle-worms 
•vti- 
67 
6 
47 
9 
Adult forms .. 
Pupae . 
Larvae . 
Insect eggs. .. 
Of two Wood Thrushes 
examined. 
'd 
3 
o 
o 
Ants.. 
Catei’pillar ... 
Beetles. 
Adult forms. 
Larva. 
Of nine Hermit Thrush¬ 
es examined. 
a 
a 
o 
a 
20 
6 
3 
3 
Ants 
Beetles. 
Caterpdlars .. 
Grasshoppers. 
26 
4 
Adult forms. 
Larvae. 
Of eighteen Olive- 
hacked Thi-ushes ex¬ 
amined . 
4 
4 
5 
1 
1 
13 
4 
1 
•d 
0) 
o 
O 
11 
10 
9 
1 
1 
ilmts 
Lepidoptera .. 
Beetles . 
Plant-louse .. 
Spider . 
24 
10 
6 
Adult forms .. 
Larvae . 
Insect eggs ... 
Of seven Wilson's 
Thrushes examined. 
1 
2 
Ants . 
4 
c 
9 
Beetles. 
1 
1 
Harvest-man 
4 
o 
Q 
7 
Adult forms. 
1 
4 
Larvae. 
