152 



THE EVOLUTION OF MAN 



bom in a very imperfect condition, are carried by the 

 mother foj a long time ; until, in fact, they are completely 

 develoj^'^d (Fig. 197). In the large Giant Kangaroo, which 



Fig. 197. — The Crab-eating l^ouched Kat {Philander cancrivorus), A 

 female with two yoang in its pouch. (After Brehm. ) 



