Octopus Interaction (IMAGE) Cell Press Caption An octopus (foreground) displays pale color and stretches out one arm before it withdraws from an approaching octopus (background). The approaching octopus displays dark color, stand tall, and spread web and arms. Credit David Scheel Usage Restrictions Credit Required. 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.