HfTEODUCTlON'. 



93 



land {HeterahcTia aeutirostris) is very remarkable because the 

 two sexes have very differently shaped beaks. The male's is 

 short, straight, and conical ; the female's is long, slender, and 

 very much curved (fig. 98). 



The Bower-birds, so noted for the playipg-places, or 



Kg. 96. 



The Bell-bird {Chasmorhj/nchus rmdicoUis). 



"bowers," which they construct, and which do not serve as 

 nests, are a small group of sixteen species absolutely peculiar to 

 Australia and New G-uinea. Of these, the Satin Bower-bird 

 (Ptilonorhynchus violaceus, fig. 99) will afiord a good example. 



We may now return to consider certain Birds which are re- 

 presented in our own region of the world. The Common EoUer 



