BRITISH BIRDS. 



ALPINE VULTURE. 



IMMATURE. 



(Cathartcs pcrcuoptcrus, Temminck. Catharte 

 alimochc, Temm.) 



THIS species is described as building in high 

 rocks about Arragon, in Spain, where it is called 

 " Bolcta" It is sometimes driven by tempest from 

 Persia to Astrachan, in the Russian dominions, as 

 some have been shot thereabouts. 



