338 COCKATOOS. 
inhabitants of our aviaries, where they create much amusement by their 
grotesque movements, their exceeding love of approbation, and their repeated 
mention of their own name. Wherever two or three of these birds are found 
in the same apartment, however silent they may be when left alone, the 
presence of a visitor excites them to immediate conversation, and the air 
LEADBEATER’S COCKATOO.—(Cacatua Leadbeateri.) 
resounds with “ Cockatoo !” “ Pretty Cocky !” in all directions, diversified 
with an occasional yell, if the utterer be not immediately noticed, — 
They are confined to the Eastern Archipelago and Australia, in which 
latter country a-considerable number of large and splendid species are found. 
The nesting-place of the Cockatoos is always in the holes of decaying trees, 
and by means of their very powerful beaks they tear away the wood until 
