How Do Fish Maintain Buoyancy?
How Do Fish Maintain Buoyancy? Fish live in a three-dimensional environment. Instead of just worrying about moving forward, backward and to the sides, fish must also...
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How Does a Fish Swim?
How Does a Fish Swim? A fish swims by curving its body from side to side, stretching or expanding their muscles on one side of their body, while relaxing the muscles on...
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Why Don’t Fish Sink?
Why Don’t Fish Sink? Fish have adapted to life in water. They are able to move in water, of course. Their body density is slightly smaller than the water in which they...
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How Do Flying Fish Fly?
How Do Flying Fish Fly? Flying fish live in the warm oceans. This unusual fish is able to glide for long distances over the surface of the water by means of two...
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Do Fish Ever Sleep?
Yes, fish sleep. Because fish have no eyelids, they cannot close their eyes, and it may look as though they never sleep. Many of them sleep by simply remaining very...
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