CONTENTS 



CHAPTER I 

 THE PEST OF RATS 



PAGE 



Varieties of rats Cost of their board Destructiveness 

 Carriers of disease Breeders of bubonic plague Pre- 

 cautions and suppression Need of cooperation . . 3 



CHAPTER II 

 THE PANTRY MOUSE 



Dancing mice Rapid increase Carrying diseases Musi- 

 cal mice 37 



CHAPTER III 

 THE MEADOW-MOUSE AND ITS MISCHIEF 



American voles Prairie-mice and Pine-mice Multiplica- 

 tion into plagues Prevention of plagues Damage to 

 crops considered Protection of young trees ... 48 



CHAPTER IV 

 PROFIT FROM THE MUSKRAT 



Damage by muskrats Excellence of muskrat flesh Fur 

 in demand Methods of trapping Cultivation of 

 muskrats 76 



CHAPTER V 



CAN THE BEAVER BE SAVED? 

 Possibilities and difficulties of rearing captive beavers . 94 



xiii 



