Viperfish (IMAGE) University of Basel Caption The viperfish (Chauliodus) has a prominent bioluminescent organ under its eye. Credit Wen-Sung Chung, University of Queensland Usage Restrictions With current release only 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.