First Underwater Video of True's Beaked Whales (video) PeerJ Share Print E-Mail Loading video... Caption This group was formed by three adult or sub-adult whales. Social behavior of this species is still unknown but the group seemed to dive in a coordinated manner, as has been observed in other species of beaked whales. Credit Roland Edler 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.