DOMESTICATED ANIMALS 77 



Every one is familiar with the pig's favorite 

 activity — excavation — and its fondness for day- 

 dreaming in moist earth or mud. 



Pigs dig, goats gambol, and dogs and men hunt 

 and fight, when they are released from the cares 

 of life and haven't an>i:hing else to do. These are 

 all instances of the survival of the wild. Pigs find 

 pleasure and exercise in excavation, just as men 

 and dogs find pleasure in hunting and war. 



15. Other Vestigial Instincts. 



The domesticated goose is from the Canada 

 goose — the wild gray goose which flies over in V- 

 shaped flocks going north in the spring. The wild 

 goose is a migrating bird. It spends its summers 

 in the northern part of Europe, Asia, and North 

 America, and its winters in India, Egypt, and the 

 sub-tropical parts of North America. When the 

 weather begins to grow cold in the fall there is a 

 feeling comes over it urging it to fly toward the 

 sunnier sides of the world. And when the sun 

 comes up from the south in March and April and 

 warms the airs of the northern hemisphere, there 

 is a corresponding feeling in the goose to fly to the 

 north. As a boy living on a farm, I remember 

 how, when the wild geese used to fly over in the 

 spring and call out of the sky, our domesticated 

 geese would call back excitedly, and would some- 

 times all start to run, at the same time flapping 

 their wings. It was the call of the wild. They had 

 the urge still surviving in their natures, the old 



