Quantifiable did you knows

Did you know African Grey Parrots have vocabularies of over 200 words
Did you know a giraffe can clean its ears with its 21 inch tongue
Did you know the Grand Canyon can hold around 900 trillion footballs
Did you know all the blinking in one day equates to having your eyes closed for 30 minutes
Did you know your foot has 26 bones in it
Did you know the average human brain contains around 78% water
Did you know your brain uses between 20 - 25% of the oxygen your breathe
Did you know 1 nautical knot equates to 1.852 Kph (1.150 mph)
Did you know if you add up all the numbers from 1 to 100 consecutively (1 + 2 + 3...) it totals 5050
Did you know lightning strikes the Earth 6,000 times every minute
Did you know cats have over 100 vocal chords
Did you know elephants sleep between 4 - 5 hours in 24 period
Did you know a 1/4 of your bones are in your feet
Did you know a 'jiffy' is actually 1/100th of a second
Did you know on your birthday you share it with 9 million others
Did you know 1 googol is the number 1 followed by 100 zeros
Did you know a 1 minute kiss burns 26 calories
Did you know a hummingbird's heart beats at over a 1,000 times a minute
Did you know dragonflies have 6 legs but can't walk
Did you know in 1878 the first telephone book made contained only 50 names

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