82 



LE VAII.LANT'S NATURAL HISTORY 



spade. If the burrow is not opened with due caution, the hamster 

 will often escape, or fly at his pursuer ; and bite so hard, that he will 

 not quit his hold till he is killed. A hamster when pursued will often 

 dig from three to four ells (Flemish) in a few minutes, and stops up the 

 new run so well as to render it difficult to discover. 



NATURAL HISTORY OF THE BIRDS OF AFRICA 



TRANSLATED FROM THE FRENCH OF LF. VAILLANT. 



TUFTED COS EAGLE (Morphnus occipitalis, CUVIER.) 



Le Huppard, Le Vaill. Ois d'Afrique, i. p. 8, pi. 2. Falco occipitalis, Lath. Ind. 

 Orn. Sup, p. iii. Daud. ii. p. 40. Falco Senegalensis, Daud. Shaw's Zool. vii. 

 p. 59. Nisser Tookoor, Black Eagle, Bruce, Travels, Ap. t, p. 159, pi. 32. 

 Occipital Eagle, Lath. Gen. Lyn. Sup. ii. p. 17. Ib. Gen. Hist. i. p. 139. 

 Aigle d'Abyssinie, Drapiez, Diet. Class. I. 161. L'Aigle-autour noir hupp 

 d'Afrique, Cuvier, Regne Anim. I. 332. Le Huppart, Lesson, Manuel, 1.90. 

 Aquila occipitalis, Spix ; Spizaetus occipitalis, Vieillot. Black Tufted Eagle of 

 Africa, Griff, Cuv. vi. 45. 



