Dolphins can sleep with half a brain!

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💌 https://newsletter.simplyexplained.com FREE monthly newsletter for curious minds Dolphins can sleep with half their brain! It's called unihemispheric sleep, and is something that humans cannot do. 🌍 Socials https://simplyexplained.com https://x.com/Savjee https://facebook.com/Savjee ❤️ Become a Simply Explained member: https://www.youtube.com/channel/UCnxrdFPXJMeHru_b4Q_vTPQ/join