ITT we post something interesting

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A hedgehog's heart beats 300 times a minute on average

 

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Camels have three eyelids to protect themselves from blowing sand

 

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The placement of a donkey's eyes in its head enables it to see all four feet at all times

 

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Human teeth are almost as hard as rocks

 

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A mole can dig a tunnel 300 feet long in just one night

 

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Ancient Egyptians slept on pillows made of stone

 

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A quarter has 119 grooves on its edge, a dime has one less groove

 

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Hummingbirds can weigh less than a penny

 

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Until 1796, there was a state in the United States called Franklin. Today it's known as Tennessee

 

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The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!