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Do octopuses dream? Neural activity resembles human sleep stages

Nature Podcast

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Introduction

Sleep is not just the opposite of being awake. It has different stages when different parts of the brain are active. This week in Nature, a team have published some new work that delves deeper into one kind of invertebrates - the octopus. To find out more, I spoke with Sam Riter from the Okinawa Institute for Science and Technology in Japan. He told me more about what is understood about invertebrate sleep.

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