Whisker video (VIDEO) Research Organization of Information and Systems This video is under embargo. Please login to access this video. Caption Movie 1: Switching between whisker protraction and retraction (whisking) (with red LED flash). Seals performed this rhythmic whisker movement to search for hydrodynamic cues, a whisker movement homologous to terrestrial mammals exploring their environment. Movie 2: Chase and capture prey (without bioluminescence) (with infrared LED flash). Movie 3: Chase and capture bioluminescent prey (with red LED flash). Credit Taiki Adachi et al. (2022) Usage Restrictions News organizations may use or redistribute this image, with proper attribution, as part of news coverage of this paper only. License Original 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.