PLATE 22 



a. Trac-ks of Black Bears in Yo^eiiiite \'alley after a lijjht snow fall, showinii how u 

 bear coming into another bear's trail at once treads "in the footsteps of its preiie- 

 cessor. " Photographed below Cathedral Eocks, November 17, 191o. 



h. Tracks of Black Bear in Yosemite Valley; photogra])hed in road below Royal 

 Arches, Novenilier S, 191o. This bear was in haste; the piint of the hind foot i> 

 ahead of that of the forefoot. 



For gt'neral account of Black Bear, see text, pj). (i.'!-(is. 



