Fin Whale (IMAGE) Smithsonian Caption A new sensory organ, found within the chin of rorqual whales, is responsible for coordinating the biomechanics of their extreme lunge-feeding strategy. Left, a fin whale after lunging; right, anatomy of the new sensory organ. Credit Carl Buell 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.