The Giant Tube WormGiant Tube Worms (rifria pachyptila) are deep-water invertebrates that live up to a mile deep under water. They are usually located on the bottom of the Pacific Ocean near hydrothermal vents. The Giant Tube Worms grow to sizes of 2.4m (7 ft 10 in).
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The Muscular SystemThe muscular system of the Giant Tube Worm works the same way as the earthworm and the leech. The longitudinal and circular muscles both are found under the skin and contract and expand to allow for movement and protect the inner organs.
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