NATURAL SELECTION 



79 



FIG. 10. Tip of trunk of (A) African (B) Indian 

 elephant. 



visible outside the upper. 

 The sea-bears and sea- 

 lions (OtariitLe) have an 

 external ear, whereas the 

 Phocidae or true seals, 

 which probably hear 

 equally well, have none, 

 but merely an aperture. 

 The new world monkeys 

 may be known from 

 those of the old by the 

 breadth of space be- 

 tween the two nostrils, 

 and by a difference in 

 dentition, the former 

 having thirty - six the 

 latter only thirty - two 

 teeth. The trunk of the 

 Indian elephant terminates 

 differently from that of 

 its African relative. This 

 is one of the marks by 

 which we can distinguish 

 them easily, but for pick- - 

 ing things up one trunk 

 seems every whit as good 

 as the other. 



This may strike the 

 reader as a dull list 

 of dull, uninteresting 

 minutiae. If, however, 

 he will search for more 

 of the kind himself and 

 ponder upon them, they 

 will cease to be dull. 

 For he will come to see 

 that on the verdict of 



