... reaffirm this by using the examples from an article, "Do Parasites Rule the World?" by Carl Zimmer. Sacculina carcini, a microscopic slug plunges deep inside the depths of the crab after molting. Settling in the crab's underside, it grows forming a bulge in its shell and sprouting a root like tendrils, which spread through out the crab's body, even wrapping around its eye stalks. This gross invasion fails to trigger any immune response in the crab, which continues to wander through the surf, eating clams and mussels. However, if this invasion took place in a human body, the outcome would be drastic. Eventually, the crab begins to change into a new sort of a creature existing to serve the parasite. This invasion stops the crab from molting and growing as this would funnel away energy from the parasite. Crabs also lose the ability to regenerate their claw. Some parasites react ...

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