Duck/Rabbit (IMAGE) Johns Hopkins Medicine Caption Is it a duck or a rabbit? The same sensory stimulus can produce different perceptions. Credit Jastrow, J. (1899). The mind's eye. Popular Science Monthly, 54, 299-312. Usage Restrictions None 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.