(NPR) -- Picture this: A goldfish swimming in a square tank on wheels as it rolls deliberately from one side of a room to the other.
It's not a scene from a children's book or a futuristic movie. It's an animal behavior experiment at Israel's Ben-Gurion University of the Negev, where researchers have successfully trained several goldfish to operate a robotic vehicle in an effort to explore whether their species is capable of navigating on land.
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And it turns out they just might be, according to findings published in the journal Behavioural Brain Research.