Resumen de Cuttlefish dreams.
The article focuses on research which found resting cuttlefish have been observed to twitch their limbs in phases while cyclically changing colors in phases similar to rapid eye movement (REM) sleep. It states in some mammals and humans REM sleep can involve loss of muscle tone and eye movements and is often linked to dreaming. It mentions that the color changes and limb twitching was not observed during inactive parts of sleep cycles or during waking activity.
