620 million years ago, an Earth day was only 21.9 hours long. It is extending a little every year.
There are approximately 100,000 hairs on an average human head. Lets count?
It takes an average person 7 minutes to fall asleep.
People spend an average 22 years of their life asleep. That’s a lot of time
Our ears and our nose never stop growing. For Sure!
To encourage their young to train for combat, adult lions pretend to be really hurt by the cubs’ nips.
So guys what do you think? Which fact you already knew or which one you liked?
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