A race against time is playing out in Pula as Croatia attempts to rescue the critically endangered noble pen shell from ...

The Bailey-Matthews National Shell Museum highlights the endangered noble pen shell in its latest expert showcase.

I found several hand-size shells on a Baja beach last winter, and learned they’re called pen shells. I would have named the translucent beauties fan shells, since they look like fluted fans decorated ...

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ATHENS, Greece (AP) — A fan mussel found only in the Mediterranean was officially added to the list of critically endangered species, after scientists recorded a dramatic decline in its population ...

Ocheon Port, a harbor in northern Boryeong, South Chungcheong. It is a small port, but it becomes very busy from March to May. That is because the spring delicacy, pen shell, is in season. Ocheon Port ...