I70 



DOMESTICA TED ANIMALS 



their comrades are moving, but they never strike against 



them. 



The admirable sense of interval which the wild birds ex- 

 hibit in their flight is to be seen also when they move over the 

 surface of the water, where the fleet of living forms is always 





^r 





>*,«•- 



An Eider Colony 



SO arranged that each individual does not interfere with its 

 neighbor. I recall with much pleasure an occasion when, from 

 a ship becalmed in a thick fog off the southern shore of Lab- 

 rador, within sound of the breakers, I undertook to find 

 something about the lay of the land and the chance of har- 

 borage by paddling in a small boat toward the shore. I had 

 hardly lost sight of the ship when my boat glided into an 

 assemblage of eider ducks, where the mothers, with their 



