Rorqual Whale Tongue Nerve (IMAGE) Cell Press Caption Segment of a nerve of the rorqual whale tongue at its initial length prior to being stretched (top left). The nerve has been manually stretched until it abruptly stiffens and resists further extension, and is more than twice its initial length (bottom). Credit Vogl et al./<i>Current Biology</i> 2015 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.