BIRDS. 



141 



this does not mean that it is trying to injure the 

 tree, but that it is clearing the tree of enemies 

 lurking in the wood and under the bark. 



Nor do woodpeckers confine themselves to trees. 

 Often they alight upon the ground for prey, catch- 

 ing beetles, ants, and even grasshoppers. 



Most species of woodpeckers stay in the north 

 the year round. They keep us company when 

 other birds have flown away. They are the great- 

 est known conservators of trees of all kinds, and 

 should be held in high esteem by those who love 

 trees and know their value. 



THE SWALLOW. 



Swallows are 

 very much un- 

 like woodpeck- 

 ers in their 

 general struc- 

 ture and in 

 their habits. In 

 the main, how- 

 ever, they ac- 

 complish the 

 same end; 

 n a m el y, the 

 killing of in- 

 sects. Just as 

 w o o d p eckers 



THE SWALLOW. 



