1 1 2 BtBMBNTS OP OBNITHOLO&Y. 



another group of Birds containing about thirty-five species, 

 which are exclusively Old-World in distribution. One of them 

 is the Eose-coloured Starling or Pastor (Pastor roseus), which 

 has been often shot in England, though it can only be regarded 

 as one of the accidental visitors to our shores, whereof it is one 

 of the handsomest. Starlings may often be seen perched on 

 the backs of sheep or oxen, which they benefit by extracting 

 from them ticks and other parasitic pests. Another species of 



Fig. 120. 



The Pastor (Pastor.roseus). 



Bird, however, called the Beef-eater or Oxpecker {Buphaga 

 erythrorhycha), found in South Africa, similarly perches on the 

 backs of cattle for parasites, especially the grubs, or larvae, of 

 a fly {(Estrus). In extracting these, however, it is apt to pro- 

 duce bad sores. There are two species of this genus. 



A Bird is often to be seen in our Zoological Gardens which 

 is pretty sure to attract attention by the eye or the ear, 

 or by both. It attracts the eye by its conspicuous bright 



