Birds Practice Singing in Their Sleep | Scientific American And when a bird silently nods off on its perch, it may also dream as its singing muscles twitch. Could it be rehearsing in its sleep? A … Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: BirdNews October 14, 2024 by Pumilo Bird News 0