
A new study has found that fish have emotions. The study, published in Proceedings of the Royal Society B, found that zebrafish responded to stress by an increase in body temperature, or what it known as an “emotional fever.” It’s been suggested that such a thing only exists in mammals, birds and reptiles, but the new research proves otherwise.
Scientists placed six zebrafish groups in tanks divided by plexiglass into six chambers, each containing water of a different temperature. Each tank w...
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