Tag: Horseshoe crab blood
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Help from the horseshoe crab
Howard FischerUppsala, Sweden The horseshoe crab (Limulus polyphemus) has not changed in more than 450 million years. It has been called “a living fossil.”1 It is, in fact, not a crab at all, but an arthropod, more closely related to arachnids such as spiders and scorpions. It is found on the eastern coast of North…