uraBODUOTION. 



I2S 



its wings. There are eleven genera of Palcons, and at least 

 seventy-eight species, and the group is a cosmopolitan one. 



Our Buzzard (Buteo vulc/aris), a bulky, short, and now very 

 scarce Bird, belongs to a group of fifty-one species which is 



Fig, 135. 



The Common Oaraoara {Polyborus tharus). 



cosmopolitan, save that it is absent from Australia, Polynesia, 

 and the Malay Archipelago. 



Besides the foregoing, a small group of but ten species, with 

 curiously half-webbed feet, are peculiar to South America 

 and are called Caracaras. The Common Caracara {Polyborus 

 tharus) may serve as an example. They pair for life, and 



