In 1977, a thirteen-year-old child found a tooth growing out of his left
foot.
A quarter of all mammal species are bats.
A shrimp’s heart is in its head.
Baby robins eat 14 feet (4m) of earthworms a day.
Pearls melt in vinegar.
A rat can chew through any building material, including concrete.
Women blink twice as often as men do.
Fingernails grow nearly four times faster than toenails.
The whole of a human’s skin weighs twice as much as their brain.
The world’s termites outweigh the world’s humans by 10 to 1.
A sneeze travels out of your mouth at over 100mph.
The average talker sprays about 300 microscopic saliva drops per minute – about
2.5 droplets a word.
A whale’s penis is called a dork.
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