Wearable Device Reveals How Seals Prepare for Diving (image) PLOS Share Print E-Mail Caption A juvenile harbour seal. Credit Monica Arso Civil, Sea Mammal Research Unit. Usage Restrictions CC-BY: Redistribution allowed with credit. 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.