CONTENTS. VII 



Habits of the Alaskan seal — Coutinuecl. Page. 



Locomotion on laud 105 



Learning to SAvim 106 



Departure from islands 106 



Dependence upon its mother 106 



Vitality 107 



The hulls 107 



Arrival at islands 108 



Arrival of the cows 108 



Organization of the harems 109 



Powers of fertilization 109 



Coition ..„ 110 



Fasting HI 



Disorganization of the rookeries 112 



Departure from islands 112 



Vitality 112 



The cows 112 



Age 113 



Harem life 113 



Number of pups at birth 113 



Nourishes only her own pup 114 



Death of cow causes death of pup 115 



Feeding 115 



Food 116 



Feeding excursions 116 



Speed in swimming 119 



Departure from islands 119 



The bachelors 120 



Arrival at the islands 120 



The tillable class 120 



Feeding 121 



Mingling with the cows 122 



Departure from islands 122 



Migration of the herd 122 



Causes I23 



The course 124 



Manner of traveling 125 



Herd does not land except on Pribilof Islands 126 



Herd does not enter inland waters 127 



The Eussian herd 129 



Management of the seal kookekies: 



Russian management , 130 



TJie slaughter of 1S6S 132 



American managemen t 133 



The lease of 1870 134 



Terms of lease 135 



