mother but most often, probably, it is made by the 

 cubs. 



But, selection of the home territory aside, the 

 grizzly leads a solitary life; he lives apart from 

 other bears, has his thought, his work, his recrea- 

 tion, and his play by himself. Alone he hunts for 

 food, alone he wanders for adventure. Singly he 

 fights his foes, and in solitude he dens up hi winter. 

 A possible explanation of this may lie in the fact 

 that being alone is an advantage to an animal of 

 his size and enormous food-requirements. Then, 

 too, since the advent of the white man with the 

 long-range rifle, it is an advantage to act singly. 

 The grizzly's solitary habit may be one which is an 

 advantage in the perpetuation of the species. Only 

 twice have I known of father, mother, and cubs 

 being seen together, and I have never heard of 

 their denning together. 



A grizzly has his own home territory. He claims 

 the exclusive use of certain lands. In only one in- 

 stance have I known two companion grizzlies to 

 occupy the same region permanently. These two 

 were often seen eating, traveling, and resting near 

 each other. Though the grizzly wanders off the 

 home territory for an occasional visit, in it through 

 44 



