(10) Cyclopia has been produced mechanically in the flatworm, fish, amphibian and bird; by hybridization in the fish; by temperature change in the fish and the bird; and chemically in the flatworm, ...

Cyclopia is a rare condition that causes a child to be born with one eye, no nose, and a proboscis (a nose-like growth) above the eye. It's caused by a severe malformation of the baby’s brain ...