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This is one of those things you did probably as a child, just to make yourself happy. This new viral post on the internet is blowing away everyone’s mind as they are sharing their head vigorously to decode the mystery.

Imagine how funny it would have looked if you come across people who are shaking their heads while going to an office, sitting at their workstation, on their way to a party or simply traveling in a metro.

This black and white optical illusion hides an animal between the lines, but you will only be able to uncover it if you shake your head that fast. See it for yourself!

Shake your head and tell us if you see it:

Here’s what Twitteratis are saying: