The disorder is called diprosopus, or craniofacial duplication, a rare condition that causes duplication of the face and sometimes the cerebral frontal lobes. Felines with this condition are often ...

Occasionally, diprosopus is caused by a case of conjoined twinning in which just one head forms, said Niels Pedersen, a professor emeritus at the UC Davis School of Veterinary Medicine.

Duo, now almost 4 months old, was born with a congenital defect called diprosopus, and has two operational faces It’s not every day you encounter a kitten with two faces, even if you’re a ...

Like most kittens, Duo loves to play, chow down and scamper around the house. Unlike most kittens, Duo happens to have two faces. The kitten was born with a rare condition called diprosopus, or ...

Australian girls born with single body but two faces, a condition known as "diprosopus." ...

The owners say the condition is known as diprosopus, and is a congenital defect that occurs during development, and is not hereditary.

Duo has a rare condition called diprosopus or craniofacial duplication, which means she has one head, two mouths, two noses and four eyes.

The deformity is a rare congenital disorder called diprosopus, according to MedicineNet.com. Felines with the condition are called Janus cats, named after a Roman god with two faces.

Faith and Hope suffered from a condition called diprosopus, where twins share a skull and a body, but are born with two separate brains joined at the stem, and two faces.

Most of those born with the condition don't live longer than a few days, but Frank and Louis - also known as Frankenlouis - was a diprosopus cat who lived to the ripe old age of 15.