A video from a Spanish hospital captures the moment a baby is born within the amniotic sac, an occurrence that only happens 1 in every 80,000 births. It is also known as a "caul birth" (the caul ...

Baby Aurora was still inside her amniotic sac when she was born Credit: Adrian Sherratt It is also known as a veiled or mermaid delivery. En caul deliveries are rare, occurring in less than one in ...

He was born “en caul”, still encapsulated in his amniotic sac: a soft bubble of fluid that burst open in his father’s hands. En-caul babies, according to folklore, are impervious to drowning.