Edit : Answer was posted when question description was "Why don't worms eat live meat like a human being" Both premises of your question are not accurate, I wish to address that before I proceed. read more
So worms do eat live meat. One in 6 people in the world have roundworms (Ascaris) inside them, they live silently in the intestines drawing nutrients from the unsuspecting living host. Second, humans do not eat a lot of "live" meat. Meat we eat in the conventional sense is from dead animals, which we in fact kill by slaughtering. read more
Worms eat just about anything (nothing special about pork). They eat because they draw nutrition from it. read more
Worms live in a condensed, confined area so it’s important to keep their environment free of certain types of food that they don’t like to eat or can harm them. For instance, the pH levels of the bin cannot become too acidic or it will harm the worms. read more