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How Tetra Fish Sleep

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Sleeping is an integral part of the life cycle of any living being just like breathing, eating, and reproducing. Mammals, birds, insects, and fishes all sleep, but the way of sleeping is different for different creatures. In the case of fish, there are several different ways of sleeping for each species. Some shoaling and regularly swimming fish are suspected of remaining sleepless for their entire life. But this article discusses the sleeping nature of tetras.…