THE BULL-TERRIER. 225 
either of his purely-bred progenitors. Such a dog, however, to 
be useful, must be more than half terrier, or he will be too heavy 
and slow, too much under-jawed to hold well with his teeth, and 
too little under command to obey the orders of his master. Some- 
times the result of the second cross, which is only oné-quarter bull, 
shows a great deal- of the shape peculiar to that side; and it is 
not till the third or fourth cross that the terrier shape comes out 
predominant; but this is all a matter of chance, and the exact 
“Mapman,” Bull-Terrier. 
reverse may just as probably happen, if the terrier was quate free 
from the strain of the bull, which is seldom the casé; and this may 
account for the great predominance of that side ‘in most cases, as 
we shall see in investigating the subject of breeding for the kennel 
in the next book. Sg i 2 
This was the fighting dog of former days, posséssing the courage 
P 
