THE MUSIC OF BIRD-SONG 237 



six strains of the following were sung by blackcaps 

 at Stroud ; the rest at Leigh Woods, Clifton : 



> g r> ii 



C i"i 



The notes of the mistle- thrush are easily re- 

 corded, because the bird is so feeble in originating, 

 that it often reproduces the same strain, almost 

 without variation, during several successive minutes. 

 The following was sung by one in Cirencester Park 

 on 2 ist May 1889 : 



At a spot a mile from Stroud, on I7th February 

 1889, another mistle-thrush sang: 



Two others of this species had the following phrases 

 respectively : 



