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. ncbi.nlm.nih.gov Submitted by darw1nf1sh t3_121hu71 on March 25, 2023 at 10:32 AM in todayilearned 207 comments 1,886
Viewing a single comment thread. View all comments