136 SIJMATIU. [chap. THL 



brain is very small, aiitl the animal possesses such remark- 

 able tenacity of life, that it is exceedingly diificult to kill 

 it by any ordinary means. The tail is prehensile, and is 



probably made use of as an additional support while feed- 

 ing. It is said to have only a single young one at a time, 

 ana my own observation confirms this statement, for ] 



