Matter: This Mutant Crayfish Clones Itself, and It’s Taking Over Europe Every marbled crayfish is a female clone. The population is exploding in Europe, but the species seems to have originated in the American Southeast. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Trilobites: A Dolphin’s Recipe for OctopusMatter: Antarctic Ice Reveals Earth’s Accelerating Plant GrowthThe SUPER-AGERS: Scientists unlock secrets of elderly people with sharp memoriesCoal Is on the Way Out at Electric Utilities, No Matter What Trump SaysCassini’s ‘GRAND FINALE’: NASA prepares to plunge long-serving spaceship into SATURNLife on Mars: Get to Know the Crew