7 pesky facts. Very nasty. We warned

Do not blame us if some of these things will seem a little ... disgusting. Because it's true. < 1. The ancient Romans were the first who came up to brush your teeth, but for this they used ... urine.





2. all insects are edible and contain high amounts of protein. Want steak? .. Better snack grasshopper!





3. The males have penises dragonflies spadeform, so that they can cut the sperm of other males from the females body.





4. per square inch (2, 54 cm) of your body lives on average, about 32 million bacteria.





5. When you take a deep breath at the station or in Pozdov subway, about 15% of what you have inhaled - particles of dead human skin.





6. If all the pups in a litter survive, the number of rats would increase by about 1 million per year polotora. These guys obviously love to love.





7. If you stretch your circulatory system, the length of the veins, arteries, etc. would be enough to double-wrap the entire planet.





via factroom.ru

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