How are eyes of fishes protected from water?
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Explanation:
Sharks have eyelids, but they do not blink because the surrounding water cleans their eyes. To protect their eyes some species have nictitating membranes. ... The use of sight probably varies with species and water conditions.
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To protect their eyes some species have nictitating membranes. This membrane covers the eyes while hunting and when the shark is being attacked.
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