It takes two to tango.
The one thing that I learned in life is to not prejudge, and to get all the facts before submitting any kind of suggestion.
If what you are saying is completely truthful, I would say that he needs to step up to the plate regardless. There are laws out there to help children with dead beat dads.
He should'nt be able to leave and not be held responsible. He could've worn a condem!
It's both your child. And now, both your responsibilities, unless you choose to put your baby up for adoption. There are plenty of moms that can't have children that would love the opportunity to give your baby a good home.
What do his parents feel. Are they excited about becoming grandparents? Do they want to help you?
Do you want to keep the baby? Or do you feel you are too young? There are all sorts of opportunities for you and your ex to choose from.
It's tough being a single mom. My SIL went through it early in her marriage. We ended up helping her out. Is there anyone else that can help you?
J.