Concentration (IMAGE) Far Eastern Federal University Caption This is a the concentration of selected OCPs in organs of gray whale (A) and Pacific walrus (B) Credit Vasiliy Tsygankov Usage Restrictions Credit: Vasiliy Tsygankov 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.