A crustacean that had been frozen for 425 million years has been discovered with flesh preserved in the U. K. It is one of only a handful of such fossils. Per the article:   The 0.4-inch-long animal was found, not  only with its shell, but also with its soft parts -- body, limbs, eyes, gills  and digestive system. Such well-preserved remains from that ultra prehistoric period are near unheard of…