V 
CONTENTS. 
Part I. — Report by F. V. Theobald, M.A., F.E.S., etc., 
and William McGowan, F.S.L page. 
Scope and Method of Enquiry . . . . . . 7 
Number of Specimens Received . . . . . • 8 
Acknowledgments . . . . . . . . 9 
I. The Rook (Corvus frugilegus, Linn.) — - 
Number and Origin of Specimens received . . 
Food of the Rook — 
Grain — Injurious Insects — Mollusca — Other Insects — Weed- 
seeds 
Nature of Food in 1912, month by month 
Monthly Summary Table for 1912 
Summary for 1912 . . 
Nature of Food in 1913, month by month 
Monthly Summary Table for 1913 
Summary for 1913 . . 
Nature of Food, January to May, 1914 
Monthly Summary Table for 1914 
Summary for 1914 . . 
Tables of Chief Insects eaten in each year 
Tables of Grain, Harmful Seeds and Mollusca eaten in each 
year . . . . . . . . . . 
Total Summary of Food 
General Conclusions 
9 
10 
10 
12 
12 
13 
H 
14 
15 
15 
16 
16 
18 
19 
19 
II. The Starling (Sturnus vulgaris , Linn.) — 
Number and Origin of Specimens received . . . . . . 20 
Food of the Starling — 
Grain — Insects — Mollusca — Weed-seeds . . 20 
Nature of Food in 1912, month by month . . 21 
Monthly Summary Table for 1912 . . . . 25 
Summary for 1912 . . . . . . . . 25 
Nature of Food in 1913, month by month . . 26 
Monthly Summary Table for 1913 . . . . . . 29 
Summary for 1913 . . . . . . . . 30 
Nature of Food, January to May, 1914 . . . . 30 
Monthly Summary Table for 1914 .. .. .. 32 
Summary for 1914 . . . . • . . . . 32 
Tables of Harmful Insects eaten in each year . . 32 
Tables of Grain, Injurious Seeds and Mollusca eaten in each 
year . . . . . . . . . . . . 34 
General Summary and Conclusions . . . . . . 35 
Total Summary of Food . . .. .. .. 35 
Note on Mollusca found in Starlings . . . . . . 35 
III. The Chaffinch ( Fringilla coelebs, Linn.) — 
Introduction . . . . . . . . . . . . 38 
Number and Origin of Specimens received . . . . 38 
Food of the Chaffinch — • 
Insects — Grain — Weed-seeds . . . . . . 39 
Nature of Food in 1912, month by month . . 40 
Monthly Summary Table for 1912 .. .. ..42 
Summary for 1912 .. .. .. .. ..42 
Nature of Food in 1913, month by month . . 43 
Monthly Summary Table for 1913 .. .. ..44 
