These Parasites Are Totally Gross, So Be Thankful That They Don't Feast On Humans

There are some things that exist in the world that are gross enough to make your whole body go "BLEGH." Parasites are some of those things. It's like the world of insects has no boundaries to how gross it can get. Once you get beyond the ick factor, if that's even possible, some of them are pretty fascinating, though. There's one creepy-crawly so ingenious that it uses a host to get its food, but don't worry. This tongue-eating louse doesn't go after humans. Cymothoa exigua is a parasitic isopod and it exclusively goes after fish. It enters a fish's mouth...

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