Trilobites: This Snail Goes Through Metamorphosis. Then It Never Has to Eat Again. The transformation of a deep sea mollusk is comparable to an average person growing as much as 60 feet tall with a giant sac of bacteria filling its guts. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Jaguar Attacks Woman at Arizona Zoo, and the Woman ApologizesChina news: ‘Artificial sun’ nuclear reactor to be ready THIS YEAR - scientists’ claimNASA on track to RETURN to the Moon with Mars mission on the 'horizon' despite Trump cutsFrom Russia, With ThrustersSHOCK NASA VIDEO: Powerful solar storm caught on film - and it could hit EARTHNASA Prioritizes Moon Landings Under Trump Budget Proposal