Abby and Brittany Hensel's arrival surprised their parents and the doctors who attended their mother's prenatal scan, which revealed only one child, not two. Abby and Brittany Hensel were born Cube Halic Parapagus (twins), and their parents had two options: separate them and risk losing one or both, or raise them together.
The Survival Rate of Conjoined Twins Male or female?It is said that after giving birth to 400,000 people, the female is 1 to 1 shorter and thinner. Abby and Brittany's case is one of the rarest, occurring in one out of every 4,000 births.