BLUEBIRDS. 537 



cheer~e-ly, given by both sexes and young; 

 song by male, a low, sweet warble, uttered 

 sometimes in flight or when perched with 

 fluttering wings. Catches insects on ground, 

 but flies to perch to eat them. Flight, 

 rather indirect and wabbly. Nests in holes 

 of trees or in boxes; eggs, pale blue, usually 

 unspotted. 



616. FLORIDA BLUEBIRD. 



Deeper in color above and below than 

 last. Resident in Fla. 



