HABITS OF THE BEA VER. 



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, 

 but forming the ijpe 

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



Pig. 504.— Sewellel or Showt'l. Much reduced. 

 —From American Naturalist. 



Fig 505 —Alpine Hare of the Rocky Moui tarns 



{Haplodcni rufu-% Cones, Fig. 504) of the mountains of west- 

 ern Oregon and Washington Territory. It is nearly as large 



* The American Beaver and bis Works. By Lewis H. Morgan. 1868. 



