Coming out of its shell. As fish stocks dwindle, we may find ourselves eating other sorts of seafood. Is shellfish a good alternative?
D000818:Animals; D004032:Diet; D017753:Ecosystem; D006801:Humans; D009751:Nutritional Requirements; D017747:Seafood / Q000032:analysis / Q000600:supply & distribution; D012758:Shellfish / Q000032:analysis / Q000600:supply & distribution