Conjoined twins a single fertilized egg does not fully split during the process of forming identical twins. The second theory is that a fusion of two fertilized eggs occurs earlier in development. Although conjoined twinning has not been linked to any environmental or genetic cause, they occur so rarely it has not been possible to draw firm conclusions. Surgery to separate conjoined twins may range from very easy to very difficult depending on the point of attachment and the internal parts that are shared. Most cases of separation are extremely risky and life-threatening. In many cases, the surgery results in the death
The D'Ambrosio Twins The D'Ambrosio Twins Bianca D'Ambrosio and Chiara D'Ambrosio (born April 28, 2005), also known collectively as the D'Ambrosio Twins, are American child actresses and musicians. The twins made their acting debut playing Summer Newman on the soap opera "The Young and the Restless". At the age of 6, Bianca and Chiara began starring together and separately in TV, films, print, music, and video projects. The twins were born in Los Angeles, California. In 2008 at the age of 3, the twins were cast in the role of Summer Newman on the soap opera, "The Young and the Restless" on CBS.