Wild Birds and Other Insect-eating Animals 181 



cardinal, while other kinds, as the robin, bluejay, etc., 



spend one season in one part of the world, and the 



others elsewhere. 



Everybody knows 



that the wild geese 



"fly over" in the 



fall, going south to 



the warm salt 



waters, and back 



again in the spring 



on their way to the 



breeding-grounds in 



Canada. Likewise, 



the field-lark spends 



the summer in the 



North, and in the 



fall and winter he 



makes his home 



in the South. (Fig. 



118.) 



Fig. 118. Meadow lark or field lark. 



253a. Make a list 

 of the kinds of birds, 

 found in the county. 

 How many kinds are permanent residents, and how many visit 

 for only a part of the year? 



254. The Feeding Habits of Birds. The farmer is 

 interested in the birds because they eat the insects that 

 destroy his crops. The illustrations, Figs. 119 and 

 120 show how much of each kind of food some common 

 birds eat. Some birds, like the swallows, and scissor- 

 tailed flycatcher, live on insects almost entirely. Others, 

 like the dove, eat nearly all weed seeds and grain, but 

 most birds eat some of both. It will be interesting to 



