SWINE 



200 



Pigs seem to be very plastic. Characteristics seem to be ac- 

 quired very readily and also transmitted to the offspring. 



Fig. 4G. — Large Yorkshire sow, two weeks before farrowing. 



Fig. 47. — Berkshire boar, showing length of body. 



Therefore, if one's hogs are to do well they should be from an- 

 cestry that were strong and vigorous and that grew rapidly and 

 economically. 



