What's inside a clam? A retractable foot, a siphon for sucking up water, powerful muscles, and, sometimes, a pearl. And you thought oysters were fancy. Following is the transcript of the video.

Getty A couple who found a pearl inside a clam while on a date years ago has turned the gemstone into a precious piece of jewelry. Ken Steinkamp and Sandy Sikorski were dining at a Rhode Island ...

The clam that it came from is a northern quahog called Mercenaria mercenaria, and it usually produces porcelain-like pearls according to the Gemological Institute of America. Only one in 5,000 ...

The Giga Pearl is listed in the Guinness World Record at 27.65 kilograms and 138,254 carats. It is on display until 18 March ...

(IDEX Online) - The world's largest pearl - weighing 27.65kg and valued at $98m is currently being displayed at a secret ...

mother-of-pearl and onyx. By Jill Newman For centuries Native Americans treasured quahog shells, the purplish hard coverings of clams found along North Atlantic shores, which they fashioned into ...

Pearls are made by marine oysters and freshwater mussels as a natural defence against an irritant such as a parasite entering their shell or damage to their fragile body. The oyster or mussel slowly ...