CONSPICUOUSLY BLACK AND WHITE 403 



twigs overhead, never missing one. Twenty of these 

 worms is an average meal for a Black-throated Gray 

 Warbler, and the total for a day must reach into the 

 hundreds. When several of these busy workers hunt 

 through a tree together, we may feel sure that it must be 

 clean by the time they finish the task. 



91^0 



665. Black-throated Gray Warbler. 



" They lean away over to peer under every leaf. " 



Their common note is a sharp " chip," and their song 

 is rich and very strong during the nesting season. One 

 remarkable trait of these birds is the philosophical calm- 

 ness which they exhibit over any domestic catastrophe. 

 When their nest is destroyed by jays or other enemies, 

 there is a quiet consulting together over the misfortune, 



