THE USEFUL BIRDS 



duty to periodically whistle through the dark hours, and 

 many a time, while camped for the night, I have heard the 

 single bar of notes resounding through all the hours up to 

 3 a.m. 



Black and White Fantail. 



Its flight is made of zig-zag movements, very low and of 

 short duration. 



To secure food it is very tond of accompanying animals, 

 and one reason for seeing it near the head of a cow or horse 



