HABITS OF THE BEATER. 535 



under two years old. The females brin^ forth thpir vn, 

 irom two to five at a time, in the month of M \ ^ ™« 



them for a few weeks, ^"^y' ''"'^ ^"^^e 



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 type -^'^-^^^^"^il'tZ^^^^'- ^ueh reduced, 

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



Fig 50o -Alpine Hare of the Rocky Moi.ntams -After Uaj^den 



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

 em Oregon and Washington Territory. It is nearly as large 



* The Amprican Beaver and bis Works. By Lewis H. Morgan. 1 868. 



