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It’s Horrifying But These Animals Might Be Living Inside Of You

We may not realize it, but each one of us is a walking ecosystem. Most of the time we share our bodies harmoniously with the 90 trillion or so microbes. But sometimes the arrangement turns contentious.


SEE ALSO: Terrifying images from the microscope

It’s not what’s on the outside you should be worried about. It’s what may or may not be secretly living inside you that should keep you up at night.

Yes, you should start freaking out right now.

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