HABITS OF THE BEAVER. 



585 



under two years old. The females bring forth their young 



from two to five at a time, in the month of May, and nurse 



them for a few weeks, 



after which the latter 



takes to bank." They 



attain their full growth 



at two years and six 



months, and live from 



twelve to fifteen years. * 



Allied to the beaver, FlG . 504. Sewellel or Showt'l. Much reduced. 



but forming the type 



of a distinct family, is the singular sewellel or showt'l 



Fig. 505. Alpine Hare of the Rocky Mountains. After Hayden. 



(Haplodon rufus Coues, Fig. 504) of the mountains of west- 

 ern Oregon and Washington Territory. It is nearly as large 



* The American Beaver and his Works. By Lewis H. Morgan. 1 868. 



