And the fact that the couple was already allowed to amend one of their sons' birth certificates shows that the "the parents have to be biological" law is not applied evenly at all.

Not an American, but isn't this unequal, or let's name it for what it is discriminatory action basis for legal action?

is completely transparent and a legitimate slippery slope

Give them an inch and they'll take a mile, and they will keep on taking if conservatives are allowed to.