206 Wonders of* the Bird World 



a flock of eleven appeared not to take up a space more than 

 a foot long by about half that breadth." Mr. Stuart Baker 

 also says that the same habit of roosting is indulged in by the 

 Indian Swallow-Shrike [Artamus fuscus), which is a much 

 commoner species than the Tree-Swift. It will be remembered 

 that Gould figures, in his ' Birds of Great Britain,' a 

 remarkable instance of the gathering of a roosting mass 

 of our Long-tailed Tit (Acredtda vagans), while the Colies 

 (Collides) of Africa are also said to roost together in small 

 parties of six or eight, each bird clinging one to the other. 



