What Bird Song Can Tell Us About the Nature of Dreams
Clues to the evolution of sleep and dreaming may be hiding in avian reveries The post What Bird Song Can Tell Us About the Nature of Dreams appeared first on Nautilus .
Dreams and sleep are not exclusive to humans, but rather shared traits among various species, including birds. The sounds of zebra finches, for example, may provide insight into the evolution of dreams. These birds learn songs much like babies learn to speak, by mimicking adults and practicing. Interestingly, they may even learn by singing in their dreams.
During REM sleep, a phase associated with vivid dreaming, birds, including zebra finches, sing silently. Brain activity during this deep sleep phase mirrors their awake state, with vocal muscles even participating. Researchers at the University of Buenos Aires discovered a way to monitor muscle activity in the syrinx, a vocal organ in birds, and created synthetic songs from this data.
Scientists at the University of California, San Francisco are using AI and neural recording technology to decode zebra finch dream songs. Their findings suggest that dream songs differ from their awake melodies, indicating that dreaming may involve experimentation rather than mere memory replay. The researchers aim to test if altering dream patterns can influence the birds' singing behavior, potentially uncovering deeper truths about sleep and dreaming's purpose.
Written by urgent.news from Nautilus's reporting — not their text. Machine-written — may contain errors; check the original before relying on it.
