Something Fishy in the Food Chain

The Pacific broad tapeworm thrives in the guts of the sea lions that frolic in the waves of the Pacific Ocean, has been identified in the preserved poop of Peruvians mummified some five millennia ago, and is now making its way to seafood-loving Europeans through the briny conduits of the world-wide commercial fish trade.

This particularly large parasitic tapeworm, Adenocephalus pacificus, belongs to the genus Diphyllobothrium, an intriguing crew of biological phenomena. These hearty paras

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