Erin, get this, we can talk about things other than laws!
You love to talk about the plight of women, justifiably. But do you always suggest we write laws to make men be more respectful? No, because you're not an idiot.
Some things have to be done by education and awareness, through discourse and engaging with the problem.
It's up for discussion because it's an interesting topic which touches on a serious issue, specifically the rights and responsibilities of expectant mothers.
If I went sky diving with my infant child, I'd be taken up on child endangerment. So why aren't mothers who heavily drink during pregnancy given the same admonishment?