Retrieving "Digestive System" from the archives

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1. Clam

   Linked via "digestive system"

   Anatomy and Physiology
   Clams possess a distinctive bilateral body plan, with two calcified shells (valves) connected by an elastic ligament and held together by powerful adductor muscles. The interior of the shell contains the visceral mass, which houses the digestive system, reproductive organs, and a specialized filtering apparatus. Most clams measure between 2 and 10 centimeters in length, though some deep-sea species exceed 1 meter.
   The clam's primary sensory organ is the foot, a muscular appendage used for locomotion and burrowing. Contrary to popular b…