Why does the theory of sleep as a survival advantage not hold up?

Name: Why does the theory of sleep as a survival advantage not hold up?
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The theory of sleep as a survival advantage is challenged by the fact that many species have adapted to sleep at different times or in different patterns, such as sleeping during the day, having night vision, or sleeping in intervals, which suggests that sleep patterns are more about adaptation to specific environments rather than a universal survival advantage.

Why Does the Theory of Sleep as a Survival Advantage