THE BLACK, OR COMMON EAGLE. 



55 



BLACK EAGrFS. 



Their aeries are usually formed amongst the branches of the highest 

 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 Abbe 

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

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



