In Dreams of Color: Octopuses Show REM-Like Sleep Patterns – Neuroscience News

It shows an octopus.

Summary: Octopuses, despite their completely different brain structures, show sleep cycles similar to humans. Research shows octopuses enter an active sleep stage similar to REM sleep in humans, suggesting the presence of this sleep stage in complex cognition in the species. The scientists also discovered that sleep disruption prompts octopuses to re-enter this active phase … Read more