88 THE SENSES OF ANIMALS 



has had time to allow its eyes to accommodate themselves 

 accordingly. 



No doubt readers will be able to devise further experi- 

 ments to test the hearing of common mammals, and it will 

 be found that in most instances their hearing will be shown 

 to be only a little less acute than their sense of smell ; the 

 trouble is that to compare the one sense with the other raises 

 difficulties which are, for the ordinary student, far from being 

 simple to overcome. After all, in investigating the senses of 

 animals as a whole, we must constantly remind ourselves 

 that we are not "wild" animals, and it is in a world of senses 

 so much more acute than our own that most animals live. 



