Some people have chamelion eyes. Their iris can change its color to blue, green, gray, brown, yellow, and even red including their shades. But more often the eyes have only 3-4 primary colors.

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Galapagos tortoises can live up to 150 years and go a whole year without food or water.

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About 10% of people in the world are left-handed.

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80% of people prefer to lie in bed for 10 minutes after waking up.

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Men who have cats are considered happier in love.

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Despite its entire population, only about 200 surnames are used in China.

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Most bees buzz the note 'La' - until they are tired. An exhausted bee buzzes the note 'Mi'.

One good biros can write about 50,000 words.

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Lemons contain more sugar than strawberries.

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90% of New York's taxi drivers are immigrants.

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Looking at pictures and videos of cats on the internet reduces annoyance, sadness and guilt more than looking at pictures of dogs and other animals.

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Brown-eyed people have the sharpest vision.

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The prawn is the noisiest creature in the ocean.

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Sometimes dolphins try to rescue drowning people. There is also evidence that dolphins protect swimmers and surfers from shark attacks.

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Gold is such a rare metal that more iron is found in one hour in the world than gold has ever been found.

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Geckos have no eyelids and clean their eyes with their tongue.

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Kea are predatory parrots that prey on sheep.

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The Rubik's Cube is the most popular product in the world. In second place is the IPhone.

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NASA astronauts are required to know Russian.

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In 1789, New York was the first capital of the United States.

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It takes six months to assemble a Rolls-Royce and 13 hours to assemble a Toyota.

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