The blood-hungry parasite that threatens big fish and business in the Great Lakes
By: Benji Jones, Vox
They have the body of an eel, the mouth of a sarlacc, and the diet of a vampire.
Sea lampreys are fish native to the Atlantic Ocean and the rivers that flow into it. But more than a century ago, they found their way into the Great Lakes, where they multiplied and became one of the most destructive invasive species in US history.
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