I can't be sure if there was any sperm (even because he did it outside me, and not on his hands), but if there was, it was very, very little! And he must have touched some other part of my body before that, too

Hello, hope you are doing well! :) question: can a pregnancy caused by a small amount of sperm, carried by a finger to the vulva region (mainly in the clitoris) cause pregnancy? My boyfriend did this to me, but he didn't insert his fingers inside my vagina, btw. He was just a little scared because h...