Are you not on the lease? Do you get mail there? Many states valdiate you live there if u get mail,a are on lease or Stay more than 30 days..check your state's laws.
Make a plan asap, do u work ?, call a women's shelter if you have NO where to go ,they help with Job assistance ..what kind of piece of shit man throws out there pregnant woman and he would have to legally Evict you by law