https://aibrainbites.com/blog/en/tags/mammals/Recent content in Mammals on AI Brain BitesHugoenSun, 08 Mar 2026 04:00:25 +0000https://aibrainbites.com/blog/en/posts/the-ultimate-nap-how-dolphins-sleep-with-one-eye-open-literally/Sun, 08 Mar 2026 04:00:25 +0000https://aibrainbites.com/blog/en/posts/the-ultimate-nap-how-dolphins-sleep-with-one-eye-open-literally/<p>Hey there, ever wonder what it&rsquo;s like to truly multitask, even in your sleep? Well, our friends the dolphins have got it absolutely mastered in the most incredible way!</p> <p>Did you know that <strong>dolphins, and a few other marine mammals like whales and seals, don&rsquo;t sleep the way we do, with both halves of their brain powering down at once?</strong> Nope! These amazing creatures practice something called &lsquo;unihemispheric slow-wave sleep.&rsquo; Now, that&rsquo;s a mouthful, but what it means is that they literally put only <em>one half</em> of their brain to sleep at a time. The other half stays wide awake and alert!</p>