OEDEE OP EODENTIA. 501 



provisions for the winter. These are composed of herbs, which 

 the little Rodents dry in the sun, and afterwards pile up at the 

 entrance to their burrow. They in this way form stacks about 

 five feet in height and eight in diameter. The Pikas do not 

 always derive advantage from their industry, for the wild in- 

 habitants of the Siberian steppes gladly appropriate their hoards. 



