The spatial preference of live fish in the test tank suggests that, beyond the visual cues offered by the robot, flow cues play an important role in shaping fish - robot interactions. (journals.plos.org)
They were then put with live fish in a pitch - black tank, and filmed with an infrared camera. (newscientist.com)
I had never seen a real, live fish caught in the wild before. (redeeminggod.com)