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Zebrafish Spooked by Robot Fish

Live Zebrafish were particularly spooked by a realistic looking robot fish, modeled after the predatory red tiger oscar. (Photo credit: New York University Polytechnic School of Engineering.)

Realistic humanoids can be a little bit creepy. Apparently, zebrafish feel the same way about robot fish. In order to study fear in fish, researchers from NYU Polytechnic School of Engineering built a highly realistic, robotic model of a red tiger oscar: a fish often feared by …

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