Discover the fascinating evolutionary story behind the human outer ear, which evolved from fish gills. Learn how nature ...

The human ear. Lars Chittka ... vibrates with the sound and transmits it to the structures in the middle ear. Behind the tympanic membrane are a set of three small bones that form a lever system ...

The scientists were able to incorporate enhancers that help form the elastic cartilage of the human outer ear into the genomes of zebrafish . Remarkably, the human outer ear enhancers were active ...