YOU might just have 20/20 vision if you can spot the second sneaky dog in this tricky optical illusion.

       Our latest brain teaser could leave you pulling your hair out as you try to find not one but two pooches in the deceiving image.

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       Only those with 20/20 vision can spot the second dog in this image Credit: Reddit/SAD-MANUFACTURER2221

       Dog owner Matthijs Delvers posted a picture of his pets online after being left stumped at the photo himself.

       In the image, there are supposedly two dogs, but only one is immediately visible.

       The first one can be seen sitting gazing out the window from inside its home.

       But the other one is nowhere to be seen.

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       However, the second dog is certainly there - and you have the chance to find it.

       But only those with the sharpest of eyes will succeed.

       You will also need strong determination and concentration skills if you are to stand any chance at overcoming this challenge.

       But if you do manage to spot the second dog, then you must have 20/20 vision.

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       Speaking to Newsweek, Matthijs said that his wife had sent him a picture of the two Labradors, claiming they were both waiting for him to return home.

       But Matthijs couldn't understand what she meant, as there only appeared to be one dog in the photo.

       The husband ended up posting the photo on Reddit's r/labrador subreddit feed, leaving plenty of viewers equally baffled.

       However, there were some who managed to spot the second dog.

       One Reddit user commented: "I almost gave up. And then I saw two pups. Well done."

       If you're still searching for the second dog, maybe one users comment will help. It reads: "I spy two snoots."

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       Were you able to spot the second dog? Credit: Reddit/SAD-MANUFACTURER2221 4

       Have a go at finding the camouflaged ginger dog in this photo in the woods Credit: Deadline

       If that was too easy for you, then try and have a go at some of our other optical illusions.

       That includes spotting the ginger dog camouflaged in the woods in the image above in less than 11 seconds.

       Only the smartest people have been able to spot the dog playing in the forest but if you succeed, you might just have a high IQ.

       Elsewhere, you may also want to have a go at finding the hidden cab amongst the cars in just seven seconds.

       This viral optical illusion has left people scratching their heads but your driving IQ is said to be expert level if you can find the taxi.

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       The camouflaged dog can be seen at the end of the path Credit: Deadline