Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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A giraffe's kick is so powerful that it can decapitate a lion.
216
Denmark has twice as many pigs as there are people.
66
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Bats sleep 18-20 hours per day.
5
Sharks have been on the planet longer than trees.
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