ONLY the most observant person can spot all three pigs hiding in this tricky image.
You can prove you have 20/20 vision if you successfully complete this challenge in under six seconds.
In this mind-bending illusion, a man and a woman can be seen appearing to be arguing.
In the midst of their conversation, three pigs are peeking their heads from the image.
To spot them, you must have a great deal of concentration and a nearly perfect eyesight.
But the clock is ticking as you take on this task.
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So make sure to be quick as you carefully scan every nook and cranny of the illusion.
Many tests that show how various brain regions react to optical illusions have been developed by researchers who have been studying the effects of optical illusions on the human brain for years.
By giving your brain a little workout, practising optical illusions on a regular basis has substantial advantages, such as enhancing your ability to focus and observe details.
Don't stop practising these tricky tasks as, according
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It says: "Brain teasers will stimulate your cognitive ability and also help focus by making you concentrate on one task as a time."
Why not keep practising with other optical illusions we have?
Try finding a real sausage in this mind-boggling image of sausage dogs.
Or, prove you have a 20/20 vision with solving this illusion of a grumpy old man.
Your goal is to find his sleeping wife in just 11 seconds.
And test your IQ with another brain teaser of a mouse hiding among the sacks.
Lastly, everyone can see the skier but you must be the best puzzler to spot the hidden ice cream in the snowy scene in just six seconds.
As children play fight with the snow, and adults ice skate, an ice cream cone is lurking somewhere in this mind-boggling optical illusion.
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Back to our illusion, have you found the three pigs yet?
If not, then don't be disheartened- scroll down for more fun challenges to cheer yourself up.