HIRONO, Iwate Prefecture--Sea urchin are a culinary delicacy, but because their shells are often seen as too difficult or costly to recycle, they end up getting tossed out in bulk. But a local ...

A mountain of sea urchin shells, about 5000 specimens, was found in recent days by the Barracellare Company on the northern coast of Alghero. The echinoderms had been emptied, probably to obtain ...