Oysters And Pearls: Approaches To Life

Pearls are precious gems and have been of great value since 2300 BC. Pearls are formed inside oysters or mollusks. According to Pearls.com, pearls are formed when an irritant, usually a parasite, and not the proverbial grain of sand, works its way into an oyster, mussel, or clam. As a defense mechanism, a fluid is […]