Usually this favorite is to do with the position of your baby in your uterus in the final few weeks of pregnancy. (babycenter.com)
Thus, kittens can become infected with feline leukemia while they are still developing in the uterus of an infected mother. (sylvanpets.com)
About one fourth of women experience back labor during childbirth, and one oft - cited cause is the baby's position in the uterus as it's moving on out. (thestir.cafemom.com)