If not, they will make every effort to collect child support from the parent, in order to recoup some of the expenses which would otherwise be paid by the government. (thespruce.com)
Laws about child support vary between states, but all states have laws designed to make it easier for a parent to collect child support if the other parent does not pay as ordered. (info.legalzoom.com)
That's why a lot of them simply collect child support & welfare and live off of that. (religion.blogs.cnn.com)