Scientists have spent years trying to work out if octopuses, whose brains have some remarkable similarities to our own, have dreams. A recent study even purported that the eight-armed cephalopods can have physical reactions in their sleep, akin to being attacked by a predator, suggesting they experience nightmares.Continue ReadingCategory: Biology, ScienceTags: Okinawa Institute of Science and Technology, Max Planck Institute, camouflage, Neural Network, Sleep monitors, Sleep, Animal science, Marine Biology

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