Three Semicircular Canals and Cochlea (IMAGE) Penn State Caption A computer reconstruction of the three semicircular canals and cochlea from the inner ear of an adult baboon. Credit Alan Walker lab, Penn State Usage Restrictions Not for publication until after the embargo lifts at 5 p.m. U.S. Eastern time on June 18, 2007. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.