THE MELTING-POT 99 



T3 T> T> T> 



these, ^f \ or these, . Consequently, 



from a sufficient number of matings a quarter 



T> 



of the calves are pure black, ^ ; a half are 



T> 



masquerading blacks, ; and a quarter are pure 



red, r . 



' r 



Again, when black masqueraders are bred 

 back to pure black cattle, one half their progeny 

 are pure black, the other half masqueraders. 



T> ^ T> T) 



Thus r> >S gives two pure blacks, Q ; and 



r> 



two masqueraders, 



Further, when black masqueraders are bred 

 back to red, one half their progeny are masque- 



R ^ ~ 



raders, the other half are red. X[ gives two 



masqueraders, , and two reds, r . 



These black masqueraders cause confusion, 

 since they cannot be separated from the pure 

 black ones by the naked eye ; but, like the 

 intermediate roans, they may also be the means 

 of transmitting a colour from one set of cattle to 

 another. For instance, red cattle of North Devon 

 type were taken to the south of Ireland a century 

 ago, or more, and crossed with the native black 

 Kerry cattle. The result of the crossing and 



