Trilobites: Chop Off This Worm’s Head and It Can Still Detect Light Planarian flatworms can react to light when they lose their heads and brains, and gradually regain their ability to distinguish different hues as they regenerate their bodies. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:NASA asteroid WARNING: 160-foot space rock will make an 'Earth Close Approach' TOMORROWLunar Eclipse 2019 over America: When is the next Blood Moon lunar eclipse over the US?What Makes That Steer So Big? Cattle’s Mysterious GenesChina Halts Work by Scientist Who Says He Edited Babies’ GenesYou Don’t Want French Fries With ThatLong-term weather forecast: El Nino to bring worldwide flooding and drought