BIRDS OF THE WORLD 43 



the rest of the plumage. For some unknown reason 

 the brilhant colour of the Flamingo, like that of the 

 Ibis, fades in captivity, possibly owing to the diffi- 

 culty of obtaining the proper food. When at rest, 

 this bird usually stands upon one leg, the other being 

 drawn up against the body, with the long foot and 

 toes projecting at right angles to the supporting limb. 

 The voice of the Flamingo is a harsh croak, and when 

 on their feeding-grounds these birds are extremely 

 noisy, their combined voices making an uproar that 

 may be heard for a great distance. 



