TABLE OP CONTENTS. XI 



PAGE 



CHAPTER XI. The Homing Instinct 125-136 



(Jeneral Principles 125 



Illustrative Material 128 



Memory 128 



Orientation 132 



Home Instinct 132 



Lack of Intelligence 131 



Summary 135 



CHAPTER XII. Other Instincts 137-148 



Tumbling and Pouting 137 



The Instinct of Pouting i :is 



The Instinct of Tumbling 138 



Sociability 140 



Fighting 141 



Fear 144 



Food 144 



Bathing 145 



Instinctive Preferences 145 



Appreciation of Height 146 



Sleep 146 



Modification of Instinct 146 



Illustrations of Variation of Habits and Instincts Induced and Spontaneous 147 



Domestication of African Guinea-Pigeon 147 



Summary 148 



CHAPTER XIII. Habit, Instinct, and Intelligence 149-161 



Habit of Place or Position 151 



Recognition of Individuals 154 



Imitation 156 



Effects of Experience 156 



Instinct and Intelligence 158 



Experiment with Pigeons 159 



The Step from Instinct to Intelligence 159 



