Sounding his sweet, sad t andante call to his mate 



away, and you pursue the vocal will-o'-the-wisp 

 through dim aisle after dim aisle, till the search 

 seems hopeless. Indeed, it requires a rare combina- 

 tion of woodcraft and patience and not a little luck 

 to be a birdnester in the deep forest. Yet what a 

 reward for patience when you can suddenly start a 



