Concord, Mass.-based SolidWorks Corp., part of the billion-dollar French multinational corporation Dassault Systemes, is best known for its development of 3D mechanical design software — powerful but ...
Blackworms (Lumbriculus variegatus) are distant relatives of rainworms, measuring up to 10 cm long. They live in shallow marshes, ponds, and swamps in Europe and North America, where they feed on ...
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