CONTENTS 



PAOB 



CHAPTEK I 

 Inteoduction ....... 1 



CHAPTER II 

 The DisPoarrioN to Secure a Teeeitoey . . 20 



CHAPTER III 

 The Disposition to Depend the Teeeitoey . . 73 



CHAPTER IV 

 The Relation op Song to the Teeeitoey . .119 



CHAPTER V 



The Relation of the Teeeitoey to the System of 



Repeoduction ...... 169 



CHAPTER VI 



The Waefabe between Diffebent Species and its 



Relation to the Teeeitoey . . 216 



CHAPTER VII 

 The Relation of the Teeeitoey to Migeation . 269 



Index ........ 302 



Vll 



