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A comment on Why thinking hard makes us feel tired. Parent comment

Re:Why thinking hard makes us feel tired by bmitc on Thursday August 11, 2022 @10:20PM (#32434111)
It's not just us, as in humans. (Not saying you said otherwise.) Practically all animals sleep, even invertebrates like octopuses.
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Re:Why thinking hard makes us feel tired by misja111 on Friday August 12, 2022 @09:26AM (#32438278)
Even spiders do: https://www.cbsnews.com/news/spiders-may-sleep-and-dream-lik....
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