Science biology

These 20 things that some (but not all) of us have will tell you exactly how rare you are and it’s properly fascinating stuff

11.

2% of people naturally have red hair. In order to have a child with this hair color, both parents need to possess the gene. Not in the world of advertising though – one study found that 30% of ads have people with red hair in them.

12.

Only 33% of people can whistle.

13.

4% of people have Raynaud’s syndrome, when a part of your body, usually your fingers or toes, starts to turn white when exposed to low temperatures.

14.

Less than 1% of people are born with a white patch of hair. Poliosis is caused by the lack of pigment called melanin.

15.

Only 10% of people have Darwin’s tubercle – the little bump on the outside of your ear.

16.

1% of people need less sleep than the rest of us. Sleeper Syndrome allows them to go through a sleep cycle faster than average.

17.

Less than 1% of people have ‘unbreakable bones’. This is caused by a mutation in one of the genes that causes the bones to be up to 8 times denser.

18.

20% of people have a gap between their two front teeth, normally caused by a discrepancy between jaw size and the teeth.

19.

Only 25% of people have dimples. You can have either two, or just one. They are also hereditary.

20.

1% of people have a double row of eyelashes.

You can find lots more of this sort of thing courtesy of @knowledgesaurus over on TikTok and on YouTube here.

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Source TikTok @knowledgesaurus H/T BoredPanda