122 THE BIRDS OF CALCUTTA. 



called, in America, for the birds so styled by American 

 ornithologists do not seem particularly like what we asso- 

 ciate with the name in the Old Woild. One can under- 

 stand that the carrion-hawks would stand in their way in 

 South America, but it is difficult to understand why they 

 have not spread into the fine field for emigration offered by 

 the top half of the great Western continent. 



