Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
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Sheep outnumber humans in New Zealand 15 to 1.
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A rat can go without water longer than a camel can.
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The lifespan of the common goldfish is over 20 years!
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The most powerful electric eel is found in the rivers of Brazil, Columbia, Venezuela, and Peru, and produces a shock of 400-650 volts.
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A blue whale's heart is the size of a Volkswagen Beetle!
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If it isn't moving a frog can't see it. If the frog can't see it, he won't eat it.
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