Trilobites: Welcome to the World, Little Fish. In 14 Days You’ll Start Making Babies. The African annual fish can reach sexual maturity in about two weeks, scientists found, the fastest known among vertebrates. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Planets the size of Earth roam the outer darkness of spaceA Rest Stop for Half a Billion BirdsAI POLICE STATE: China to use technology to predict crimes BEFORE they happenRichard Dawkins Event Canceled Over Past Comments About IslamROBOT WARNING: Millions to lose their jobs to AI and we need to act NOWHumans and dogs to have CONVERSATIONS within a decade as technology developed