THE BLACK, OK COMMON EAGLE. 



55 



BI.ArK EAGIPS. 



Their aeries are usually formed amongst the branches of the higJieat 

 trees; and one of them, which was seen in the mountains of 

 Auvergne, is described to have measured more than five superficial 

 feet. 



An Eagle of this species, which was in the possession of the Abbte 

 Spallanzani, was so powerful, as to be able to kill Pogs that were 

 much larger than itself. When the Abbe forced one of these oniina 



