34 



BIRDS IX THEIR RELATIONS TO MAX. 



bears them, wax-myrtle. Bayberries are also eaten by other 

 winter birds and late migrants, much the same as sumach and 

 cedar-berries are. 



These dry fruits must be reckoned as necessities rather 

 than luxuries in bird economy : except the bayberries, they 

 are seldom eaten when more palatable fruit is to be had. 



THE MYRTLE \VAKBLKK. 



Pulpy fruits, on the contrary, are evidently enjoyed by 

 birds, for they form the main diet of many normally insec- 

 tivorous birds just when insects are most abundant. Of the 

 various plants, large and small, bearing pulpy fruits, those of 

 the rose family (Rosaeece) hold first place from our present 



