108 Messrs. A. Haagnor atnl II. H. Ivy on the 



205. *EUT0LMAETUS PENNATUS (Gmcl.). 



This bird was recorded from Grabamstown by Layard, 

 but must be rare. 



206. *El:tolmaetus bellicosus (Daud.). Martial Eagle. 

 Scarce. 



207. *Spizaetus coronatus (Linn.). Crowned Hawk 

 Eagle. 



Not uncommon. We saw the old birds soaring above the 

 nest (photographed by Dr. Stark) on 7th January, 1907. 



208. Lophoaetus occipitalis (Daud.). Crested Hawk 

 Eagle. 



Scarce. 



209. *Haliaetus vocifer (Daud.). Sea Eagle. 

 Scarce. 



210. Helotarsus ecaudatus (Daud.). Bateleur. 

 Scarce. 



211. *CiRCAiiTUS pectoralis, Smith. Black-breasted 

 Harrier Eagle. 



This bird is recorded from Albany by Layard, but we 

 have not seen it. 



212. BuTEO JAKAL (Daud.). Jackal Buzzard. 



Very common. The following are the complicated 

 plumage changes of this species, so far as we have been 

 able to work them out. We can conscientiously submit 

 these remarks as the result of careful and lengihy obser- 

 vations made from captive specimens and skins of adults and 

 chicks. 



1st Stage. — The chick is covered with white down until 

 about three weeks old, when the brown colouring of the 

 feathers begins to show. 



2nd Stage. — When about seven weeks old the chick loses 

 nearly all its down, the coloration being as follows: — upper 

 surface and tail earth-brown with creamy rufous edgings to 

 many of the feathers; chest and throat dull rufous; bill 

 dark horn; cere and legs yellow. — Young male at six weeks: 



