This world continues to prove itself infinitely nastier than we thought possible.
Science Buzz This “nubile” louse feeds off a fish's tongue blood until the appendage atrophies and falls off. The fish continues its life using the small creature as a replacement tongue. The same thing can happen to you while you are sleeping.
This world continues to prove itself infinitely nastier than we thought possible.
Apparently fish use their tongues
mostly for taste: “A fish’s tongue … is flat, rigid, and cartilaginous and moves only when the base below it moves; nevertheless, it does
possess taste buds that indicate to the fish whether to accept or to reject any thing taken into its mouth.”
Cutaway side view of the cymothoa exigua louse
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