BLACK-THROATED GREEN WARBLER. 



ever, is the only difference between the two bits of 

 melody: 



r - * r I 



C I ' 



Ldr-baard wdtch rd-hoy! 



Then, again, I have an excellent song from Campton 

 which suggests the one that the gastronomic observer 

 set to strange, unbirdlike sentiments! 



Cheese,chfeie t d little more cheese.' 



Perhaps there is a syllable wanting, but I find the Black- 

 throated Green is not at all particular about syllables; 

 in fact, he is not half so particular in observing them as 

 the bird student is in limiting him to a certain number, 

 for on May 6, 1902, at ten o'clock in the morning, I heard 

 him singing amid the thick branches of a Norway spruce 

 on the grounds of the Harvard Astronomical Observatory 

 in Cambridge, this next sarcastic refrain, in more syl- 

 lables than the law allowed! All but the music was 

 imagination, but why did such an unusual song fit such 

 significant words, in precisely this situation ? 



Sweeping skies with a spy-gidssf 



Evidently the Black-throated Green is not inclined to 

 confine himself to one strict form either of time or 

 melody. Besides the foregoing records, here are a 

 sufficient number of others to prove the fact. Not in- 

 frequently he burrs the first two notes and clearly 

 whistles the others, thus reversing his usual custom: 



