Getting pregnant through anal sex is unlikely. In theory, it's possible that it If you decide to have anal sex, use a condom every time. Because there is less. If the semen comes out of the anus and (somehow) gets on to your vulva and into your vagina, then you could get pregnant, but it's unlikely. That being said, you. If you're having intercourse, it is very easy to get pregnant, even if you're doing things that you've heard are "safe" (hello, sex during your period.