Australian woman gives birth to extremely rare identical quadruplets

A woman has given birth to naturally conceived identical quadruplet daughters, all sharing one placenta and developing from a single fertilized egg in one of the few cases of its kind in the world.

An Australian woman has given birth to identical quadruplets conceived naturally from a single embryo - in a one in 15 million chance occurrence.

Doctors said the arrival of Emily, Harriet, Catherine and Alexa, who were conceived naturally and split from one fertilized egg, is an extremely rare event.