INSECT-DESTROYING BIRDS. 153 



repeatedly uttering a sweet twittering song. In its dis- 

 position this little bird is one of the tamest imaginable, 

 allowing of a near approach without evincing the slightest 

 timidity, and will even enter the houses of persons resident 

 in the bush in pursuit of insects. During the breeding 

 season, however, it exhibits extreme anxiety at the sight 

 of an intruder in the vicinity of its nest.' " 



