Scientists have recently discovered a parasite that can physically alter the brain of mice, causing them to ignore the smell of cat urine and wind up not noticing cats until it’s too late. After a cat ingests the body of an infected mouse, the parasite reproduces inside the cat’s stomach and appears in the cat’s feces.

Scientists believe that when other animals, including humans, touch cat feces, they risk getting infected by the cat-loving parasite as well, causing their brains to physically accept cats around them. If you thought your cat was controlling your brain, now you have scientific proof that it’s true!

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