Adult Hawaiian Bobtail Squid (image) Penn State Share Print E-Mail Caption Adult Hawaiian bobtail squid. New research shows that genetic redundancy aids competition among luminescent bacteria that colonize the squid's light organ. Credit Andrew Cecere Usage Restrictions None Share Print E-Mail 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.