yes
Most sell the pigs to people who want them or keep them as house hold pets, but they dont let the runt continue to breed with the rest of the pigs so that the genetics of the runt dont cause other runts in the future
No.
farmers
yep
they breed pigs.
Mammals.
no
Poland China pigs is a breed of pigs developed in Ohio. It is a large breed and excellent for pork production.
When you breed pigs you typically end up with more pigs. And you can't breed more than two types simultaneously. What you get if the pigs are of different breeds is a hybrid pig.
A trough.
farmers and they keep them in a enclosed field
No.