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Why Do Dolphins Sleep With One Eye Open? Dolphins have a pretty wild way of sleeping. They rest half their brain at a time—keeping one eye open for danger. Picture floating on the ocean, half awake and half dreaming. This unusual skill has a fancy name: unihemispheric slow-wave sleep. It lets dolphins stay safe and rested at the same time. Nature really thinks of everything! Follow for more fascinating insights into the unique abilities of marine life. #DolphinSleepHabits #UnihemisphericSlowWave

2.3K views · 66 reactions | Did you know dolphins sleep while swimming? Unlike humans, dolphins are conscious breathers they must actively come to the surface for air. To rest safely, they enter a state called “unihemispheric slow wave sleep”, where one half of their brain stays awake while the other sleeps. This remarkable adaptation allows them to continue swimming, breathing, and staying alert to danger even while resting. | Oceana Canada | Facebook

Did you know dolphins only let half of their brain sleep at a time? It’s called unihemispheric slow-wave sleep, where one half rests while the other stays awake to keep watch, come up for air, and even keep an eye on their surroundings—literally! One eye stays open during their nap. Talk about impressive multitasking. Did you learn anything new? Let us know below! . . . . #dolphins #oceanlife #science #conservation #dolphinlove #marineconservation #dolphin #oceanlife | Dolphin Quest

World Dolphins 🐬 Day! Dolphins only sleep with half of their brains. This “unihemispheric slow-wave sleep” means they sleep with half of their brain and shut the opposite eye, allowing them to still monitor their surroundings. Each side of the brain gets about four hours of sleep each day. Dolphins can be very fast swimmers. If they are in a hurry or trying to move away from something dangerous, dolphins have been clocked swimming up to 25 miles per hour. As mammals, dolphins breathe air from a