254 



CONIROSTRES. 



fectly ; and when they begin to exert their musical 

 powers, they must be kept from hearing other birds, and 

 from time to time assisted in their recollection, lest they 

 should transpose the passages in any way, or mix two airs 

 together. Hence a good piping Bullfinch necessarily 

 fetches a high price. Great numbers of them are, how- 

 ever, trained in Germany, and imported into London 

 every year. 



