Viewing a single comment thread. View all comments

darw1nf1sh OP t1_jdmu013 wrote

Reply to comment by Former-Darkside in TIL, the placenta that forms with a fetus isn't created by the mother. It grows from the fertilized egg and some fetuses actually develop outside the uterus attached to the intestines in the body cavity. by darw1nf1sh

I assumed that was obvious. I should know better.

18