Live Oscar Scares Little Zebrafish (VIDEO) NYU Tandon School of Engineering This video is under embargo. Please login to access this video. Caption Scientists chose the zebrafish predator red tail oscar because it didn't freeze the smaller fish with fright - -the better to examine reactions to live predators versus biomimetic robots. Here, the zebrafish generally stays as far away from the predator as possible. Credit Simone Macri Usage Restrictions for editorial use only, with coverage of NYU research 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.