Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
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The largest earthworm on record was found in South Africa and measured 22 feet.
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Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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Dogs have been man's pet for over 14,000 years.
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The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
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Dolphins have names for one another.
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A cat can jump FIVE TIMES as high as it is tall!
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