Exactly 21 days in the womb!
A doctor can only tell you that a baby was/is in the womb for too long.
7,100,000,000,000,000
Too long for comfort.
Nine months
9 months
A baby pig is in the mother's womb for 114 days, give or take 2 days. Pregnant pigs are also known as piggy sows.
because the baby needs time to produce and grow inside the womb.
4 weeks
semen does not cross into the placenta and has no effect on baby in womb.
hysterectomy is removal of womb which is where baby grows. No womb = no baby
Baby mice can be separated once they can see and hear and have fur as long as you can tell the difference between a boy and a girl. Because mice can have babies when they are 4 weeks old!
as long as the mouse seller tells you