to what he himself, or his forebears, must 

 have seen out of doors among the wild 

 creatures. And all these seers and readers 

 have perhaps wondered how much the ani- 

 mals knew, and especially how they came to 

 know it. 



To illustrate the matter simply and in our 

 own day and generation: A deer that has 

 been chased all day long by dogs, and that 

 has escaped at last by swimming an icy river 

 and fallen exhausted on the farther shore, 

 will lie down to sleep in the snow. That 

 would mean swift death for any human 

 being. Half the night the deer will move 

 about at short intervals, instead of sleeping 

 heavily, and in the morning he is as good 

 as ever and ready for another run. The 

 same deer shut up in a warm barn to sleep 

 overnight, as has been more than once 

 tested with park animals, will be found dead 

 in the morning. 



Here is a natural law of healing suggested, 

 which, if noted among the Greeks and In- 

 dians, would have been adopted instantly as 

 a method of dealing with extreme cold and 



