74 



BIRD FRIENDS 



The following table showing the number of differ- 

 ent kinds of insects eaten by various birds is based 

 on the reports of the Bureau of Biological Survey: 



Name of bird Number of kinds 



of insects eaten 



Hairy woodpecker 21 



Downy woodpecker 43 



Horned lark 60 



Crow blackbird 63 



Cuckoo 65 



Rose-breasted grosbeak 67 



Red-headed woodpecker 75 



Least flycatcher 75 



Cardinal 81 



Crested flycatcher 85 



Flicker 89 



Phrebe 121 



Wood pewee 131 



Bob-white 135 



Bluebird 166 



Robin 223 



Kingbird 229 



Nighthawk 600 



The number of birds known to feed upon certain 

 injurious insects is given in the table below. This, 



