Since pigs are easy to tame, they have been domesticated as long as sheep and goats, dating back to the 8th millennium BC. They will eat practically anything and every part of a pig is useful. Here are some of the common breeds of pigs. (HFHA Coll.)
Sausage is a practical and convenient way to preserve and eat pork (the common name for pig meat.) The common hotdog is one form of sausage. (HFHA Coll.)