Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
The Jewel Wasp injects a drug into a cockroach’s brain, turns it into a zombie, rides it like a horse back to its burrow, and then lets its hatched larvae feed on the cockroaches body from the inside.
6
Your ears secrete more earwax when you are afraid than when you aren't.
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