Trilobites: Where Did Animals With Tail Weapons Go? Here’s a Back Story Scientists have identified traits that may have been related to dinosaurs like stegosaurus and ankylosaurus and other animals developing fearsome rear-end weapons. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Moon water BREAKTHROUGH: NASA finds EVIDENCE of water forming on moonSpaceX Starlink launch LIVE STREAM: How to watch SpaceX internet satellite launch TONIGHTForecasts Call for a Normal Hurricane Season, but ‘It Only Takes One’Trilobites: Seeing Red in the Fossil RecordTrilobites: Where Did the Right Whales Go?NASA scientist pledges 'important discovery' to get humans on MOON 'as soon as possible'