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proficiency in imitating the voices of other birds and animals. 

 Both species are represented in Case S. 



The Brush-birds {Atric/iornithidce), though closely allied to the 

 Lyre-birds in structure, habits, and imitative powers, resemble 





them little in external appearance. They number, like the Lyre- 

 birds, only two species, and are likewise restricted to Australia 

 (Case S). Their ventriloquial capabilities are said to be almost 

 incredible. 



The second suborder of the Passeres, the Clamatores or .Screech- 

 ing-birds, differs from the true Song-birds chiefly in the structure 



