A chick with two beaks and three eyes<unk>  (, "two-faced", from , , "two" and , neuter, "face", "person"; with Latin ending), also known as craniofacial duplication (cranio- from Greek , "skull", the other parts Latin), is an extremely rare congenital disorder whereby parts (accessories) or all of the face are duplicated on the head.
Diprosopus
Acrospiroma
Torus palatinus
Branchial cleft cyst
Livedo racemosa
Trichofolliculoma
Trichoblastoma
Atrophodermia vermiculata