MEHAU KULYK / SCIENCE PHOTO LIBRARY MEHAU KULYK / SCIENCE PHOTO LIBRARY
Human ears, historical artwork. The external ear, or pinna, helps to direct sound into the ear canal. It is made of folds of skin and cartilage. These sketches are by the Italian artist Odoardo Fialetti (1573-1638) and were published in 1608.
Model release not required. Property release not required.